# 最轻便、最易携带的圆锯是什么？ — 经过验证的规格比较

> 所有规格数据均已通过官方渠道验证。

What is the lightest and most portable circular saw?

## 产品列表

### Milwaukee 2522-20 3in Compact Cut-Off Tool
```yaml
product: milwaukee-2522-20-3in-compact-cut-off-tool
brand: Milwaukee
price_gbp: 96.25
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
weight: 1.52 lbs
power_source: Cordless
cutting_depth: 0.64 in
no_load_speed: 20000
blade_diameter: 3 in
```

- **价格:** £96.25 [^1]
- **概述:** The M12 FUEL 2522-20 is a cordless 3 in compact cut-off tool with a POWERSTATE brushless motor that spins at 20,000 RPM. It includes multiple accessory blades, a tool-free guard and shoe with vacuum port, reversible blade rotation, and an LED - suited for one-handed use in tight spaces and multi-material cutting. 
- **最适合:** 非常适合要求最轻便、便携的圆锯对比，因为其重量为 1.52 lbs，使用紧凑型 3 in 刀片以实现最大便携性和单手操作。
- **附加来源:** [^2], [^3]

### Skilsaw SPT67WL 15-Amp 6-1-2in Lightweight Circular Saw
```yaml
product: skilsaw-spt67wl-15-amp-6-1-2in-lightweight-circular-saw
brand: Skilsaw
price_gbp: 96.99
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
weight: 8.6
bevel_angle: 0 to 56 degrees
power_source: Corded electric
cutting_depth: 2.4375
no_load_speed: 5300
blade_diameter: 6.5
```

- **价格:** £96.99 [^4]
- **概述:** Corded 15-amp Skilsaw sidewinder with a 6.5 in blade designed for high torque and lightweight handling, featuring a magnesium footplate and blade guard for reduced weight. It runs at 5300 RPM, offers up to 56° bevel capacity, and is aimed at pro and serious DIY users who need a powerful but portable corded circular saw.
- **最适合:** Best for users prioritizing lightest portable corded saw-weighs 8.6 lbs and uses a magnesium footplate for reduced weight and easier handling.
- **附加来源:** [^5], [^4], [^5]

### Flex FX2131A-1C 24V Brushless 6-1-2in Inline Compact Circular Saw Kit
```yaml
product: flex-fx2131a-1c-24v-brushless-6-1-2in-inline-compact-circular-saw-kit
brand: Flex
price_gbp: 185.78
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
weight: 9.2 lbs
bevel_angle: 0-47°
power_source: Battery
cutting_depth: 2.5625 in
no_load_speed: 5500
blade_diameter: 6.5 in
```

- **价格:** £185.78 [^6]
- **概述:** Cordless 24V brushless inline circular saw with a 6.5 in blade, 5,500 RPM no-load speed, and a deep 2.5625 in cut capacity - sold as a kit including a 5.0Ah battery, fast charger, blade, and bag. Inline design improves balance and sightlines; suitable for cutting 3x lumber in one pass and pro jobsite use.
- **最适合:** Ideal for the lightest and most portable circular saw choice because it weighs 9.2 lbs (kit 9.4 lbs with battery) and uses a compact 6.5 in blade while delivering a 2.5625 in cutting depth.
- **附加来源:** [^7], [^7], [^6]

### Bosch GKS18V-25GCB14 18V 7-1/4in Cordless Circular Saw
```yaml
product: bosch-gks18v-25gcb14-18v-7-1-4in-cordless-circular-saw
brand: Bosch
price_gbp: 349.92
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
weight: 9.5 lbs
bevel_angle: 0-50 deg
power_source: Battery (18 V)
cutting_depth: 2.5 in
no_load_speed: 2500-5000 RPM
blade_diameter: 7.25 in
variable_speed: true
```

- **价格:** £349.92 [^8]
- **概述:** The Bosch GKS18V-25GCB14 is an 18V brushless, track-compatible 7-1/4 in cordless circular saw delivering corded-level performance with BITURBO technology, ECO mode, six speed settings, and a 2.5 in max cut depth. It includes an 8 Ah CORE18V battery in kit variants and suits demanding jobsite tasks like framing and decking.
- **最适合:** 它非常适合追求最轻便、可携带性的圆锯需求--整机重 9.5 lb，使用 18V 电池供电，同时仍能提供 2.5 英寸的切割深度和可变速，兼顾工地便携性与动力。
- **附加来源:** [^9], [^10], [^11], [^12], [^13]

### Ryobi ONE+ 18V PCL400 Cordless 4-1/2in Circular Saw
```yaml
product: ryobi-one-18v-pcl400-cordless-4-1-2in-circular-saw
brand: Ryobi
price_gbp: 58.94
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
weight: 3.5
bevel_angle: 0-45°
power_source: Battery
cutting_depth: 1.5625 in
no_load_speed: 5200
blade_diameter: 4.5 in
```

- **价格:** £58.94 [^14]
- **概述:** Compact, lightweight 18V cordless circular saw with a 4.5 in blade, 5200 RPM motor, and a 0-45° bevel for angled cuts. Designed for one-handed operation and quick cuts in 2-by lumber, plywood, OSB, and laminate; sold as kit (PCL400K1) or tool-only (PCL400B).
- **最适合:** 被评为'最轻便、便于携带的圆锯'理想选择：重量为 3.5 lbs，采用紧凑的 4.5 in 锯片，便于单手携带和操作。
- **附加来源:** [^15]

### DeWalt 20V MAX DCS391 6-1/2in Compact Circular Saw
```yaml
product: dewalt-20v-max-dcs391-6-1-2in-compact-circular-saw
brand: DeWalt
price_gbp: 96.25
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
weight: 8.3 lbs
bevel_angle: 0-50°
power_source: Battery
cutting_depth: 2.125 in
no_load_speed: 5150 RPM
blade_diameter: 6.5 in
```

- **价格:** £96.25 [^16]
- **概述:** Cordless 20V MAX compact circular saw with a 6.5 in carbide-tipped blade, a 5,150 RPM motor, and a lightweight magnesium shoe offering 0-50° bevel capacity and up to 2.125 in cutting depth at 90°. Designed for portability and jobsite durability while delivering fast, accurate cuts. Battery and charger sold separately.
- **最适合:** 适用于最轻便、便携的圆锯使用：重量为8.3 lbs，采用紧凑的6.5 in 刀片和镁合金底座以减轻重量并提升便携性。
- **附加来源:** [^17], [^18]

### DeWalt DCS570B 20V MAX Atomic 4.5in Circular Saw (tool only)
```yaml
product: dewalt-dcs570b-20v-max-atomic-4-5in-circular-saw-tool-only
brand: DeWalt
price_gbp: 126.09
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
weight: 5.5 lbs
bevel_angle: 45°
power_source: 20V MAX battery
cutting_depth: 1.5625 in
no_load_speed: 4500 RPM
blade_diameter: 4.5 in
```

- **价格:** £126.09 [^19]
- **概述:** Compact, brushless 20V MAX cordless circular saw with a 4.5 in blade, 4500 RPM no-load speed, electronic brake, dust port and bevel capacity to 45°. It's designed for one-handed use and tight spaces, offering enough cutting capacity for 2x material at 90°. Ideal as a lightweight supplement to full-size saws for quick cuts and jobsite portability.
- **最适合:** 此锯非常适合需要最轻便、可携带圆锯的场景：重量为5.5 lbs，使用20V MAX电池平台上的紧凑4.5 in锯片，因此比标准7-1/4 in型号明显更小更轻。
- **附加来源:** [^20]

### DeWalt DCS571B Atomic 20V MAX 4.5in Compact Circular Saw (Tool Only)
```yaml
product: dewalt-dcs571b-atomic-20v-max-4-5in-compact-circular-saw-tool-only
brand: DeWalt
price_gbp: 126.09
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
weight: 5.5 lbs
bevel_angle: 45 °
power_source: Battery
cutting_depth: 1.563 in
no_load_speed: 4500 RPM
blade_diameter: 4.5 in
```

- **价格:** £126.09 [^21]
- **概述:** Compact brushless 20V MAX cordless circular saw with a 4.5 in blade, 4500 RPM no-load speed, on-board dust port, removable auxiliary handle and bevel capability to 45°. It is lightweight and designed for tight spaces and quick cuts; battery and charger sold separately.
- **最适合:** 适合想要最轻、最便携圆锯的用户--重量为5.5 lbs，使用紧凑的4.5 in 刀片以提高机动性。
- **附加来源:** [^22], [^20], [^21], [^22], [^20]

### Greenworks 24V 29452 4.25in Cordless Circular Saw Kit
```yaml
product: greenworks-24v-29452-4-25in-cordless-circular-saw-kit
brand: Greenworks
price_gbp: 52.22
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
power_source: Battery
```

- **价格:** £52.22 [^23]
- **概述:** A compact Greenworks cordless circular saw kit designed for light cutting tasks with a 24V battery platform. It targets portability and basic wood cutting for DIYers and homeowners who need a small, battery-powered saw for occasional jobs.
- **最适合:** 适合对最轻便、最便携的圆锯有需求的用户；该套件为 24V 电池供电、配备小型 4.25in 锯片，优先考虑低重量和便携性。

### Greenworks 24V 7-1-4in Cordless Battery Circular Saw (Model 60V series small portable 24V variant)
```yaml
product: greenworks-24v-7-1-4in-cordless-battery-circular-saw-model-60v-series-small-portable-24v-variant
brand: Greenworks
price_gbp: 103.71
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
weight: 7.4
bevel_angle: 50°
power_source: 24V Lithium-ion battery
cutting_depth: 2.48
no_load_speed: 4500
blade_diameter: 7.25
```

- **价格:** £103.71 [^24]
- **概述:** A compact 24V brushless cordless circular saw with a 7.25 in blade, up to 4500 RPM, electric brake, LED cutline light, and a removable 24V lithium-ion battery. It offers a max cut depth of about 2.48 in at 90° and a 50° bevel range, sold both as a kit (with battery and charger) and as tool-only options. Suited for DIYers and light professional work requiring portable, battery-powered cutting.
- **最适合:** 最适合追求最轻便可携式圆锯的用户：工具套装重量为7.4 lbs，使用可拆卸24V电池，提供紧凑的7.25 in 刀片和4500 RPM 的转速，兼顾便携性和合理的切割能力。
- **附加来源:** [^25], [^26], [^24], [^25], [^26]

### Makita SH02R1 12V Max CXT 3.38in Circular Saw Kit
```yaml
product: makita-sh02r1-12v-max-cxt-3-38in-circular-saw-kit
brand: Makita
price_gbp: 64.9
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
weight: 3.5 lbs
bevel_angle: 0° - 45°
power_source: Battery
cutting_depth: 1 in
no_load_speed: 1500 RPM
blade_diameter: 3.38 in
```

- **价格:** £64.9 [^27]
- **概述:** Compact 12V max CXT circular saw with a 3.38 in blade, 1,500 RPM motor, and 1 in max cutting depth. Weighing 3.5 lbs (with 2.0 Ah battery) and featuring a 0-45° bevel, it's designed for light-duty trimming, plywood, and tight-space cuts.
- **最适合:** 非常适合追求最轻便且可携带圆锯的人士--仅重 3.5 lbs，使用紧凑的 3.38 in 锯片，便于携带并可单手操作。
- **附加来源:** [^28]

### Makita XSS03Z 18V LXT 5-3-8in Compact Circular Saw (Tool Only)
```yaml
product: makita-xss03z-18v-lxt-5-3-8in-compact-circular-saw-tool-only
brand: Makita
price_gbp: 174.59
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
weight: 6 lbs
bevel_angle: 50°
power_source: Cordless (18V LXT Lithium-Ion)
cutting_depth: 2 in
no_load_speed: 3600 RPM
blade_diameter: 5-3/8 in
```

- **价格:** £174.59 [^29]
- **概述:** Compact cordless trim saw with a 5-3/8 in blade, 3,600 RPM motor, and a 2 in max cutting depth at 90°. Weighs about 6 lbs with battery and includes features like an electric brake, dust blower, and LED light for accurate, low-fatigue cutting. Suited for finish carpentry, trim work, and tight-space cutting.
- **最适合:** 非常适合需要最轻便便携圆锯的场景--配有电池时仅重6 lbs，且使用紧凑的5-3/8 in 刀片，便携性极高。
- **附加来源:** [^30], [^31], [^29], [^30], [^31]

### Milwaukee M12 FUEL 2521-20 5-3-8in Cordless Circular Saw (Tool Only)
```yaml
product: milwaukee-m12-fuel-2521-20-5-3-8in-cordless-circular-saw-tool-only
brand: Milwaukee
price_gbp: 149.21
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
weight: 4.5
bevel_angle: 45
power_source: Battery
cutting_depth: 1.75
no_load_speed: 3850
blade_diameter: 5.375 in
variable_speed: true
```

- **价格:** £149.21 [^32]
- **概述:** Compact M12 FUEL 5-3-8 in cordless circular saw with a brushless motor, 3850 RPM no-load speed, 1.75 in max cutting depth at 90°, and integrated dust port and LED. Lightweight at 4.5 lbs and compatible with M12 battery packs, it's built for portability and on-site finish work. Suits tradespeople and DIYers needing a powerful small-format saw.
- **最适合:** 这款产品非常适合追求最轻便便携的圆锯需求，因为其重量为 4.5 lbs，并使用 M12 电池，显著轻便且高度便携。
- **附加来源:** [^33], [^34], [^32], [^33], [^34]

### WEN 3625 4-1/2in Cordless Compact Circular Saw
```yaml
product: wen-3625-4-1-2in-cordless-compact-circular-saw
brand: WEN
price_gbp: 47.86
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
weight: 5.1
bevel_angle: 0 to 45
power_source: corded
cutting_depth: 1.6875
no_load_speed: 3500
blade_diameter: 4.5 in
```

- **价格:** £47.86 [^35]
- **概述:** Compact 4.5 in beveling circular saw with a 5-amp motor, laser guide, dust port, and carrying case; spins the blade at 3500 RPM and cuts up to 1-11/16 in with bevel capacity to 45 degrees. Designed as a lightweight, portable saw for DIYers and light contractors who need a small, accurate saw for trim, paneling, and jobsite portability.
- **最适合:** 适合追求最轻便、便于携带的圆锯需求：机重5.1 lbs，使用4.5 in锯片，体积非常紧凑，便于携带。
- **附加来源:** [^36], [^37]

### Worx WX429L 20V Worxsaw 4.5in Cordless Circular Saw
```yaml
product: worx-wx429l-20v-worxsaw-4-5in-cordless-circular-saw
brand: Worx
price_gbp: 74.6
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
weight: 3.97 lbs
bevel_angle: 0-45°
power_source: Corded
cutting_depth: 1.81 in
no_load_speed: 3700 RPM
blade_diameter: 4.5 in
```

- **价格:** £74.6 [^38]
- **概述:** Compact, lightweight 4.5 in circular saw designed for one-handed operation with quick depth adjustments, a dust port, and bevel capability up to 45°. It's aimed at DIYers and light tradespeople needing a highly portable saw for rip and bevel cuts in lumber and sheet goods.
- **最适合:** 由于重量为3.97 lbs且使用4.5 in锯片，切削深度为1.81 in（浅），特别适合需要最轻便、便于快速切割和灵活操控的用户。
- **附加来源:** [^39]

---
## 参考来源
[^1]: Milwaukee, 访问日期 2026-06-14. https://www.milwaukeetool.com/products/details/m12-fuel-3-compact-cut-off-tool/2522-20
[^2]: Acme Tools, 访问日期 2026-06-14. https://www.acmetools.com/milwaukee-m12-fuel-3-in-compact-cut-off-tool-bare-tool-2522-20/045242519958.html
[^3]: Great Lakes Power Tools, 访问日期 2026-06-14. https://greatlakespowertools.com/milwaukee-2522-20-m12-fuel-3-in-compact-cut-off-tool-tool-only/
[^4]: Concord Carpenter (product review/specs), 访问日期 2026-06-14. https://www.aconcordcarpenter.com/skilsaws-blade-right-and-blade-left-sidewinders.html
[^5]: Walmart, 访问日期 2026-06-14. https://www.walmart.com/ip/SKILSAW-Sidewinder-15-Amp-7-1-4-Inch-Light-Weight-Circular-Saw-with-SKILSAW-Blade-SPT67WL-01/44992950
[^6]: Toolup, 访问日期 2026-06-14. https://toolup.com/products/flex-fx2131a-1c-24v-6-1-2-in-line-circular-saw-kit
[^7]: FLEX (official), 访问日期 2026-06-14. https://www.flexpowertools.com/6-5-in-in-line-circular-saw-kit-fx2131a-1c/
[^8]: Toolup, 访问日期 2026-06-14. https://toolup.com/products/bosch-gks18v-25gcb14-profactor-18v-connected-ready-7-1-4-in-circular-saw-kit-with-track-compatibility-and-1-core18v-8-ah-high-power-battery
[^9]: Lowe's, 访问日期 2026-06-14. https://www.lowes.com/pd/Bosch-PROFACTOR-18V-Strong-Arm-Connected-Ready-7-1-4-In-Circular-Saw-Kit-with-Track-Compatibility-and-1-CORE18V-8-0-Ah-PROFACTOR-Performance-Battery/5001782563
[^10]: PowerTools.TechReviewer, 访问日期 2026-06-14. https://powertools.techreviewer.com/tool-specs/bosch-gks18v-25gcb14-circular-saw/
[^11]: 1TopTools, 访问日期 2026-06-14. https://www.1toptools.com/products/bosch-18v-brushless-cordless-circular-saw-kit-gks18v-25gcb14-7-1-4-inch-blade-8-ah-battery-charger-and-connectivity
[^12]: Bosch Tools (official), 访问日期 2026-06-14. https://www.boschtools.com/us/en/products/gks18v-25gcb14-06016B5115
[^13]: Acme Tools, 访问日期 2026-06-14. https://www.acmetools.com/bosch-18v-7-1-4-inch-circular-saw-bare-tool-gks18v-25n/S0000000019689.html
[^14]: Ryobi, 访问日期 2026-06-14. https://www.ryobitools.com/products/33287236954
[^15]: The Home Depot, 访问日期 2026-06-14. https://www.homedepot.com/p/RYOBI-ONE-18V-Cordless-4-1-2-in-Circular-Saw-Kit-with-2-Ah-Battery-Charger-and-Extra-2-0-Ah-Battery-PCL400K1-PBP006/337540238
[^16]: Home Depot, 访问日期 2026-06-14. https://www.homedepot.com/p/DEWALT-20V-MAX-Cordless-6-5-in-Sidewinder-Style-Circular-Saw-Tool-Only-DCS391B/203164241
[^17]: Ace Hardware, 访问日期 2026-06-14. https://www.acehardware.com/departments/tools/power-tools/circular-saws/2393122
[^18]: DeWalt (official), 访问日期 2026-06-14. https://www.dewalt.com/en-us/product/dcs391b/20v-max-6-12-165mm-circular-saw-tool-only
[^19]: Workshop Tools, 访问日期 2026-06-14. https://workshoptools.com/products/dewalt-20v-max-4-5in-atomic-circular-saw-dcs571b
[^20]: Best Buy, 访问日期 2026-06-14. https://www.bestbuy.com/product/dewalt-atomic-20v-max-circular-saw-4-1-2-inch-tool-only-dcs571b/J3Z2TLH5RR/sku/12326391
[^21]: Home Depot, 访问日期 2026-06-14. https://www.homedepot.com/p/DEWALT-ATOMIC-20V-MAX-Cordless-Brushless-4-1-2-in-Circular-Saw-Tool-Only-DCS571B/308961100
[^22]: DeWalt, 访问日期 2026-06-14. https://www.dewalt.com/en-us/product/dcs571b/20v-max-atomic-brushless-cordless-4-12-114-mm-circular-saw-tool-only
[^23]: Walmart, 访问日期 2026-06-14. https://www.walmart.com/ip/Greenworks-24V-4-25-in-Cordless-Circular-Saw-Kit-29452/
[^24]: Greenworks official store, 访问日期 2026-06-14. https://www.greenworkstools.com/products/24v-circular-saw-7-1-4-saw-blade-dust-connector-kit-w-4-0ah-battery-charger-renewed
[^25]: Lowe's, 访问日期 2026-06-14. https://www.lowes.com/pd/Greenworks-24-volt-7-1-4-in-Brushless-Cordless-Circular-Saw-Kit-1-Battery-Charger-Included/5015121463
[^26]: The Gadgeteer (review mentions retailer prices), 访问日期 2026-06-14. https://the-gadgeteer.com/2022/03/02/greenworks-cordless-24v-7-1-4-circular-saw-review/
[^27]: Toolup, 访问日期 2026-06-14. https://toolup.com/products/makita-sh02r1-12v-max-cxt-li-ion-3-3-8-cordless-circular-saw-kit
[^28]: CPO Outlets (reconditioned), 访问日期 2026-06-14. https://www.cpooutlets.com/factory-reconditioned-makita-sh02r1-r-12v-max-cxt-brushless-lithium-ion-3-3-8-in.-cordless-circular-saw-kit--2-ah-/mktrsh02r1-r.html
[^29]: The Home Depot, 访问日期 2026-06-14. https://www.homedepot.com/p/Makita-18V-LXT-5-3-8-in-Circular-Trim-Saw-Tool-Only-XSS03Z/205561436
[^30]: Würth Baer Supply, 访问日期 2026-06-14. https://wurthbaersupply.com/product/761787/18V-LXT-CIRCULAR-TRIM-SAW-5-3-8-BARE-XSS03Z
[^31]: MRO Tools, 访问日期 2026-06-14. https://mrotools.net/product/makita-xss03z-18v-lxt-lithium-ion-cordless-5-3-8-circular-trim-saw-tool-only/
[^32]: Acme Tools, 访问日期 2026-06-14. https://www.acmetools.com/milwaukee-m12-fuel-5-3-8-inch-circular-saw-bare-tool-2521-20/S0000000007523.html
[^33]: R.S. Hughes, 访问日期 2026-06-14. https://www.rshughes.com/p/Milwaukee-M12-FUEL-Circular-Saw-2521-20/045242_78566/
[^34]: Home Depot, 访问日期 2026-06-14. https://www.homedepot.com/p/Milwaukee-M12-FUEL-12V-Lithium-Ion-Brushless-5-3-8-in-Cordless-Circular-Saw-with-M12XC-High-Output-5-Ah-Battery-2-Pack-2521-20-48-11-2450S/333178525
[^35]: WEN Products, 访问日期 2026-06-14. https://wenproducts.com/products/wen-3625-5-amp-4-and-1-2-inch-beveling-compact-circular-saw-with-laser-and-carrying-case
[^36]: The Home Depot, 访问日期 2026-06-14. https://www.homedepot.com/p/WEN-5-Amp-4-1-2-in-Beveling-Compact-Circular-Saw-with-Laser-and-Carrying-Case-3625/308758860
[^37]: Lowe's, 访问日期 2026-06-14. https://www.lowes.com/pd/WEN-5-Amp-4-1-2-in-Beveling-Compact-Circular-Saw-with-Laser-and-Carrying-Case/5000575469
[^38]: Nuthouse Hardware, 访问日期 2026-06-14. https://nuthousehardware.com/wor-wx429l
[^39]: Walmart, 访问日期 2026-06-14. https://www.walmart.com/ip/Worx-WX429L-4-Amp-WORXSAW-4-5-Electric-Compact-Circular-Saw/46265246