# What is the best power bank for charging multiple devices at once? — Verified Specification Comparison

> All specification data verified from official manufacturer documentation.

What is the best power bank for charging multiple devices at once?

## Products

### INIU Portable Charger 10000mAh 22.5W (Model 10000)
```yaml
product: iniu-portable-charger-10000mah-22-5w-model-10000
brand: INIU
price_gbp: 13.44
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
size: 5.19 in x 2.75 in x 0.60 in
weight: 6.9 oz
capacity: 10000 mAh
charging_time: null
input_voltage: null
output_current: null
output_voltage: null
number_of_ports: 3
```

- **Price:** £13.44 [^1]
- **Summary:** Compact 10,000 mAh power bank with 22.5W fast charging, USB-C input/output, a digital battery display and a built-in phone holder. Suited for everyday use and travel when you need a lightweight charger that can power multiple devices.
- **Additional Sources:** [^2]

### Anker Nano Power Bank 10K 30W (A1234)
```yaml
product: anker-nano-power-bank-10k-30w-a1234
brand: Anker
price_gbp: 26.89
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
size: 4.09 × 2.06 × 1.02 in
weight: 7.58 oz
capacity: 10000mAh
charging_time: 45 minutes to 50%
input_voltage: 5V / 9V / 15V / 20V
output_current: 3A / 2.25A / 2.5A / 2A / 1.5A
output_voltage: 5V / 9V / 10V / 12V / 15V / 20V
number_of_ports: USB-C, USB-A, built-in USB-C cable (3 total)
```

- **Price:** £26.89 [^3]
- **Summary:** Compact 10,000mAh power bank with 30W bi-directional charging, built-in USB-C cable, and a USB-A port. Suited for users who want pocketable fast charging for phones and small devices on the go.
- **Additional Sources:** [^4]

### Ugreen MagFlow 10000mAh Qi2 25W (PD30)
```yaml
product: ugreen-magflow-10000mah-qi2-25w-pd30
brand: Ugreen
price_gbp: 59.77
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
size: 110.8 x 70 x 21 mm
weight: 254 g
capacity: 10000mAh
charging_time: About 2 hours
input_voltage: 5V/9V/12V/15V
output_current: 3A/3A/2.25A/2.5A/2A/1.5A
output_voltage: 5V/9V/10V/12V/15V/20V
number_of_ports: 2
```

- **Price:** £59.77 [^5]
- **Summary:** A compact 10,000mAh magnetic power bank with Qi2 25W wireless charging and a 30W-capable built-in USB-C cable for fast wired input/output. Suited for iPhone users who want MagSafe-style 25W wireless top-ups and travelers who need a small power bank with strong magnets and multi-device charging.
- **Additional Sources:** [^6]

### Anker Laptop Power Bank 25K
```yaml
product: anker-laptop-power-bank-25k
brand: Anker
price_gbp: 89.66
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
size: 6.18 × 2.12 × 1.93 in
weight: 21.0 oz
capacity: 25,000mAh
charging_time: About 2 hours (with 100W charger)
input_voltage: 3-11V / 5V / 9V / 10V / 12V / 15V / 20V
output_current: 3A / 2.25A / 5A / 2A / 1.5A
output_voltage: 3-11V / 5V / 9V / 10V / 12V / 15V / 20V
number_of_ports: 4
```

- **Price:** £89.66 [^7]
- **Summary:** A high-capacity 25,000mAh power bank that delivers up to 165W total output with three 100W-capable USB-C ports, a USB-A port, and two built-in retractable USB-C cables. It suits travelers and power users who need to charge laptops and multiple devices quickly and on the go.
- **Additional Sources:** [^8], [^9]

### Anker Nano Power Bank 10K 30W
```yaml
product: anker-nano-power-bank-10k-30w
brand: Anker
price_gbp: 26.89
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
size: 4.09 × 2.06 × 1.02 in
weight: 7.58 oz
capacity: 10000mAh
charging_time: 50% in 45 minutes
input_voltage: 5V / 9V / 15V / 20V
output_current: 3A / 2.25A / 2.5A / 2A / 1.5A / 4.8A
output_voltage: 5V / 9V / 10V / 12V / 15V / 20V
number_of_ports: USB-C (in/out), Built-in USB-C cable (in/out), USB-A (out)
```

- **Price:** £26.89 [^3]
- **Summary:** Compact 10,000mAh power bank with a built-in USB-C cable, 30W bi-directional fast charging and a color display. Suited for users who want a portable, cable-included charger to fast-charge phones, tablets, and small laptops.
- **Additional Sources:** [^4]

### Ugreen Ugreen MagFlow 10K (10,000mAh)
```yaml
product: ugreen-ugreen-magflow-10k-10-000mah
brand: Ugreen
price_gbp: 41.08
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
size: 110.8x70x21mm
weight: 254g
capacity: 10000mAh
charging_time: About 2 to 3.5 hours
input_voltage: 5V/9V/12V/15V
output_current: 3A (varies by voltage)
output_voltage: 5V/9V/12V/15V/20V
number_of_ports: USB-C 1 plus built-in USB-C cable and wireless pad (can charge up to 3 devices)
```

- **Price:** £41.08 [^10]
- **Summary:** MagFlow is a 10,000mAh magnetic power bank with Qi2 25W wireless charging, a built-in 30W USB-C cable, and a USB-C port for wired PD charging. It suits iPhone users who want MagSafe-style fast wireless charging plus the ability to charge multiple devices on the go.
- **Additional Sources:** [^11]

### Zendure Zendure SuperTank Pro 26,800mAh 140W
```yaml
product: zendure-zendure-supertank-pro-26-800mah-140w
brand: Zendure
price_gbp: 127.02
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
size: 4.9 in x 2.9 in x 1.8 in
weight: 20 oz
capacity: 26,800mAh
charging_time: 1 hour 45 minutes
input_voltage: 5V,9V,12V,15V,20V
output_current: 3A,5A (varies by port)
output_voltage: 5V,9V,12V,15V,20V
number_of_ports: 4
```

- **Price:** £127.02 [^12]
- **Summary:** High-capacity 26,800mAh power bank with an OLED screen, four USB-C ports (two capable of 100W PD) and up to 138W total output. Suits laptop users, frequent travelers, and power users who need fast multi-device charging on the go.
- **Additional Sources:** [^13], [^14]

### Goal Zero Goal Zero Sherpa 100 PD
```yaml
product: goal-zero-goal-zero-sherpa-100-pd
brand: Goal Zero
price_gbp: 149.4
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
size: 7.69 x 3.81 x 1.02 in
weight: 1.5 lbs
capacity: 94.7Wh
charging_time: 2 hrs (with 65W wall charger); 8-10 hrs (USB-A)
input_voltage: 5V, 9V, 12V, 15V, 20V (USB-C input 60W max)
output_current: Up to 5A (USB-C output 100W max)
output_voltage: 5V, 9V, 12V, 15V, 20V
number_of_ports: 1 USB-C PD, 2 USB-A, 1 wireless pad
```

- **Price:** £149.4 [^15]
- **Summary:** The Sherpa 100 PD is a compact 95Wh power bank with a 100W USB-C output and 15W wireless charging, designed for travel and remote work. It suits users who need laptop-capable fast charging in an airline-approved, portable pack.
- **Additional Sources:** [^16]

### BioLite Charge 100 Max
```yaml
product: biolite-charge-100-max
brand: BioLite
price_gbp: 112.08
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
size: 5.4 x 4.4 x 1.4 in
weight: 1.28 lb
capacity: 25,000 mAh
charging_time: 1.5 hours
input_voltage: 65W USB-C PD
output_current: 5A (max at 20V)
output_voltage: 5V/9V/12V/15V/20V
number_of_ports: 5
```

- **Price:** £112.08 [^17]
- **Summary:** The Charge 100 Max is a 25,000 mAh portable power bank with dual 100W USB-C PD ports, an additional 15W USB-C, a 15W USB-A, and a 15W magnetic wireless charging pad. It supports 65W fast recharging (about 1.5 hours) and is FAA carry-on compliant, suited for travelers and mobile professionals who need fast laptop and multi-device charging.
- **Additional Sources:** [^18], [^19]

### Ugreen MagFlow 10K
```yaml
product: ugreen-magflow-10k
brand: Ugreen
price_gbp: 41.08
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
size: 110.8 x 70 x 21 mm
weight: 254g
capacity: 10000mAh
charging_time: 2 hours
input_voltage: 5V/9V/12V/15V
output_current: 3A/2.25A/1.5A
output_voltage: 5V/9V/10V/12V/15V/20V
number_of_ports: 2
```

- **Price:** £41.08 [^10]
- **Summary:** A slim 10000mAh magnetic power bank with Qi2 magnetic wireless charging up to 25W and a built-in USB-C cable that supports 30W wired output. Suited for iPhone users and travellers who want fast magnetic wireless charging plus a compact wired fast-charge option.
- **Additional Sources:** [^11], [^20]

### Mophie Powerstation XXL 20K USB-C PD 60W (MP-XXL20K)
```yaml
product: mophie-powerstation-xxl-20k-usb-c-pd-60w-mp-xxl20k
brand: Mophie
price_gbp: 44.83
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
size: 6.1 in x 3.12 in x 0.97 in
weight: 15.5 oz
capacity: 20000 mAh
charging_time: 350 min
input_voltage: 5 V / 9 V / 12 V
output_current: 3 A / 2 A / 1.5 A
output_voltage: 5 V / 9 V / 12 V
number_of_ports: 3
```

- **Price:** £44.83 [^21]
- **Summary:** High-capacity 20,000 mAh power bank with USB-C PD and two USB-A ports for charging multiple devices including laptops. Suited for users who need multiple phone charges or occasional laptop top-ups while traveling.
- **Additional Sources:** [^22]

### Anker Anker Laptop Power Bank 25,000mAh
```yaml
product: anker-anker-laptop-power-bank-25-000mah
brand: Anker
price_gbp: 89.66
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
size: 6.18 × 2.12 × 1.93 in
weight: 21.0 oz
capacity: 25,000mAh
charging_time: About 2 hours (with 100W charger)
input_voltage: 3-11V / 5V / 9V / 10V / 12V / 15V / 20V
output_current: 3A / 3A / 3A / 2.25A / 3A / 3A / 5A
output_voltage: 3-11V / 5V / 9V / 10V / 12V / 15V / 20V
number_of_ports: 4
```

- **Price:** £89.66 [^7]
- **Summary:** High-capacity 25,000mAh power bank with up to 165W total output and three 100W-capable USB-C ports plus a USB-A port. Includes dual built-in retractable cables, smart display, and advanced temperature protection; suited for power users needing laptop and multi-device fast charging on the go.
- **Additional Sources:** [^8]

### Anker Anker Prime Power Bank 26K 300W (26,250mAh)
```yaml
product: anker-anker-prime-power-bank-26k-300w-26-250mah
brand: Anker
price_gbp: 171.85
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
size: 6.3 × 1.5 × 2.5 in
weight: 1.32 lb
capacity: 26,250mAh
charging_time: Recharge to 50% in 13 min; Recharge to 80% in 40 min
input_voltage: 5V / 9V / 12V / 15V / 20V / 28V
output_current: 3A / 5A / 5.36A
output_voltage: 5V / 9V / 12V / 15V / 20V / 28V
number_of_ports: 3
```

- **Price:** £171.85 [^23]
- **Summary:** High-capacity 26,250mAh power bank with up to 300W total output and a 140W single-port fast charge, suitable for charging phones, tablets, and laptops on the go. Fast dual-port recharging (up to 250W) and a smart display/app control make it good for frequent travelers and professionals who need rapid top-ups.
- **Additional Sources:** [^24]

### Rolling Square TAU 2
```yaml
product: rolling-square-tau-2
brand: Rolling Square
price_gbp: 29.81
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
size: 56 x 43 x 19 mm
weight: 50 g
capacity: 2000 mAh
charging_time: null
input_voltage: USB-C (standard USB voltage)
output_current: null
output_voltage: null
number_of_ports: 3 (USB-C, Lightning, Micro USB)
```

- **Price:** £29.81 [^25]
- **Summary:** TAU 2 is a compact 2,000 mAh keyring power bank with built-in USB-C, Lightning and Micro USB connectors and a magnetic dock for always-ready charging. It's designed as an emergency charger and digital ID via NFC, suited for users who want a lightweight, always-on-keychain top-up for phones and small devices.
- **Additional Sources:** [^26], [^25]

### Anker Prime Power Bank 26K 300W
```yaml
product: anker-prime-power-bank-26k-300w
brand: Anker
price_gbp: 171.85
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
size: 6.3 × 1.5 × 2.5 in
weight: 1.32 lb
capacity: 26,250mAh
charging_time: Recharge to 50% in 13 Min; Recharge to 80% in 40 Min
input_voltage: 5V / 9V / 12V / 15V / 20V / 28V
output_current: 3A / 5A / 5.36A (varies by voltage and port)
output_voltage: 5V / 9V / 12V / 15V / 20V / 28V
number_of_ports: 3
```

- **Price:** £171.85 [^23]
- **Summary:** High-capacity 26,250mAh power bank with up to 300W total output across two USB-C and one USB-A port, rapid dual-port recharging (up to 250W) and a smart display plus app control. Suited for users who need fast charging for laptops and multiple devices on the go.
- **Additional Sources:** [^24]

### BioLite BioLite Charge 100 Max
```yaml
product: biolite-biolite-charge-100-max
brand: BioLite
price_gbp: 134.46
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
size: 5.4 x 4.4 x 1.4 in
weight: 580 g
capacity: 25000 mAh
charging_time: 1.5 hours
input_voltage: 20 VDC, 15 VDC, 12 VDC, 9 VDC, 5 VDC
output_current: 5 A, 3 A
output_voltage: 20 VDC, 15 VDC, 12 VDC, 9 VDC, 5 VDC
number_of_ports: 5
```

- **Price:** £134.46 [^27]
- **Summary:** High-capacity 25,000 mAh power bank with two 100W USB-C PD ports, additional USB-C and USB-A ports, and a 15W wireless MagSafe-compatible deck. Suited for travelers, remote workers, and outdoors users who need fast laptop and multi-device charging in a compact, FAA-compliant package.
- **Additional Sources:** [^28], [^18]

### Anker Prime Power Bank 26K 300W (A1951)
```yaml
product: anker-prime-power-bank-26k-300w-a1951
brand: Anker
price_gbp: 171.85
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
size: 6.3 × 1.5 × 2.5 in
weight: 1.32 lb
capacity: 26,250mAh
charging_time: Recharge to 50% in 13 minutes; 80% in 40 minutes
input_voltage: 5V, 9V, 12V, 15V, 20V, 28V
output_current: 3A, 5A (varies by voltage)
output_voltage: 5V, 9V, 12V, 15V, 20V, 28V
number_of_ports: 3
```

- **Price:** £171.85 [^23]
- **Summary:** High-capacity 26,250mAh power bank with up to 300W total output, two high-power USB-C ports (up to 140W each) and one USB-A port, plus a smart display and app control. Suited for charging laptops, tablets, and multiple devices quickly and for travelers who need a TSA-eligible high-capacity portable charger.
- **Additional Sources:** [^24]

### Nestout 15,000mAh Outdoor Battery
```yaml
product: nestout-15-000mah-outdoor-battery
brand: Nestout
price_gbp: 48.56
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
size: 5.1 x 3.3 x 1.4 in
weight: 12.9 oz
capacity: 15000mAh
charging_time: 3 hours, 35 minutes
input_voltage: 5V/9V
output_current: USB-C: 3A/2.22A, USB-A: 2.4A
output_voltage: USB-C: 5V/9V, USB-A: 5V
number_of_ports: 3
```

- **Price:** £48.56 [^29]
- **Summary:** Rugged, waterproof 15,000mAh portable battery with two USB-A ports and one USB-C port, 32W combined output, and pass-through charging. Suited for outdoor users who need durable, multi-device charging on trips and camping.

---
## References & Sources
[^1]: Best Buy, accessed 2026-06-07. https://www.bestbuy.com/site/iniu-portable-charger-compact-10000mah-pd-22-5w-power-bank-for-iphone-samsung-etc-black/6630464.p?skuId=6630464
[^2]: ProductFinderGuide, accessed 2026-06-07. https://productfinderguide.com/product/iniu-portable-charger-10000mah-22-5w-power-bank/
[^3]: Anker, accessed 2026-06-07. https://www.anker.com/products/a1259-built-in-cable-power-bank-10000mah
[^4]: BestBuy, accessed 2026-06-07. https://www.bestbuy.com/product/anker-nano-10000mah-portable-power-bank-charger-with-built-in-usb-c-cable-30w-recharging-30w-max-output-with-usb-c-a-black-stone/JJ858R794C
[^5]: UGREEN official store, accessed 2026-06-07. https://www.ugreen.com/pages/magflow-series
[^6]: Best Buy, accessed 2026-06-07. https://www.bestbuy.com/product/ugreen-magflow-qi2-2-25w-magnetic-power-bank-for-magsafe-10000mah-portable-charger-with-30w-built-in-cable-blue/J3R8Z9XVJS/sku/6644430
[^7]: Anker, accessed 2026-06-07. https://www.anker.com/products/a1695-anker-power-bank-25000mah-165w
[^8]: Best Buy, accessed 2026-06-07. https://www.bestbuy.com/product/anker-laptop-power-bank-25k-165w-built-in-and-retractable-cables-black/JJ858RXPXJ
[^9]: Best Buy (alternate listing), accessed 2026-06-07. https://www.bestbuy.com/site/anker-laptop-power-bank-25k-165w-built-in-and-retractable-cables-black/6628895.p
[^10]: UGREEN Official Store, accessed 2026-06-07. https://us.ugreen.com/products/ugreen-25w-magnetic-power-bank-10000mah
[^11]: Best Buy, accessed 2026-06-07. https://www.bestbuy.com/product/ugreen-magflow-qi2-2-25w-magnetic-power-bank-for-magsafe-10000mah-portable-charger-with-30w-built-in-cable-blue/J3R8Z9XVJS
[^12]: Zendure (official store), accessed 2026-06-07. https://powerbank.zendure.com/products/supertank-pro
[^13]: StorageReview article (links to Amazon listing), accessed 2026-06-07. https://www.storagereview.com/review/zendure-supertank-pro-review
[^14]: TheGadgeteer review (mentions Amazon price), accessed 2026-06-07. https://the-gadgeteer.com/2020/08/31/zendure-supertank-pro-26800-mah-100wh-usb-c-battery-review-charge-all-of-your-gadgets-with-one-battery/
[^15]: Goal Zero, accessed 2026-06-07. https://goalzero.com/products/new-sherpa-100pd-wireless-power-bank
[^16]: Best Buy, accessed 2026-06-07. https://www.bestbuy.com/site/searchpage.jsp?st=Goal+Zero+Sherpa+100PD
[^17]: BioLite, accessed 2026-06-07. https://www.bioliteenergy.com/products/charge-100-max
[^18]: Popular Mechanics (purchase links), accessed 2026-06-07. https://www.popularmechanics.com/technology/gear/a70821273/biolite-charge-100-max-battery-pack-review-2026/
[^19]: GearJunkie (check price at REI link), accessed 2026-06-07. https://gearjunkie.com/technology/portable-power/biolite-charge-100-max-power-bank-review
[^20]: Ugreen (Philippines), accessed 2026-06-07. https://www.ugreen.com/en-ph/products/ph-55135
[^21]: TechGearLab, accessed 2026-06-07. https://www.techgearlab.com/reviews/electronics/power-bank/mophie-powerstation-xxl-20000
[^22]: Best Buy, accessed 2026-06-07. https://www.bestbuy.com/site/mophie-powerstation-xxl-pd-fast-charge-20000-mah-portable-charger-for-most-usb-enabled-devices-black/6432665
[^23]: Anker, accessed 2026-06-07. https://www.anker.com/products/a110a-anker-prime-26k-300w-power-bank
[^24]: Best Buy, accessed 2026-06-07. https://www.bestbuy.com/product/anker-prime-power-bank-26250mah-3-port-portable-charger-with-300w-max-output-two-way-charging/JJ858R8G4V
[^25]: Rolling Square, accessed 2026-06-07. https://rollingsquare.com/products/tau-2-a-new-kind-of-power-bank
[^26]: Rolling Square (store) - alternate listing, accessed 2026-06-07. https://rollingsquare.com/products/tau-2-a-new-kind-of-power-bank?variant=Mercury%20Black
[^27]: BioLite, accessed 2026-06-07. https://www.bioliteenergy.com/products/charge-100-max-fast-charger
[^28]: B&H Photo, accessed 2026-06-07. https://www.bhphotovideo.com/c/product/1903368-REG/biolite_cbd0100_charge_100_max_100w.html
[^29]: NESTOUT, accessed 2026-06-07. https://nestout.com/products/outdoor-portable-battery-15000mah