# What is the size comparison between popular motorcycle hand warmer models? — Verified Specification Comparison

> All specification data verified from official manufacturer documentation.

What is the size comparison between popular motorcycle hand warmer models?

## Products

### Koso Apollo Heated Grips Universal Fit 120mm AM111010
```yaml
product: koso-apollo-heated-grips-universal-fit-120mm-am111010
brand: Koso
price_gbp: 107.85
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
material: Rubber and aluminum
heat_output: 44°C
```

- **Price:** £107.85 [^1]
- **Summary:** These universal-fit heated grips are 120mm long and fit 7/8in left and 1in right handlebars for twist-throttle applications. They provide five heat levels, an integrated thumb switch, a multicolor LED indicator, low-battery protection, and memory for the last heat setting, making them suitable for riders who want a clean, handlebar-mounted control setup.
- **Ideal For:** The 120mm length and five selectable heat levels make this model useful for comparing popular motorcycle hand warmer sizes and control features.
- **Additional Sources:** [^2], [^3]

### Oxford Heaterz EVO Sport Heated Grips OXFEL422Z
```yaml
product: oxford-heaterz-evo-sport-heated-grips-oxfel422z
brand: Oxford
price_gbp: 139.53
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
wattage: 48 W
material: Thermoplastic rubber
waterproof: Waterproof connectors
heat_output: Up to 50°C
```

- **Price:** £139.53 [^4]
- **Summary:** These sport-focused heated grips provide five temperature settings and individually controlled temperature gauges in each grip. They fit most 7/8 in motorcycle handlebars and suit riders who want adjustable warmth, strong grip feel, and straightforward battery connection.
- **Ideal For:** With a 123 mm standard length, 114 mm minimum cut length, and 33.3 mm outer diameter, these grips provide concrete size details for comparing them with popular motorcycle hand warmer models.

### Koso Heated Grips AM10703G for 7/8in Handlebars
```yaml
product: koso-heated-grips-am10703g-for-7-8in-handlebars
brand: Koso
price_gbp: 55.13
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
material: Rubber
heat_output: 5 levels
voltage_range: 12 V and above
```

- **Price:** £55.13 [^5]
- **Summary:** These heated twist-throttle grips fit 7/8in handlebars and offer five adjustable heat levels with LED indicators. They use rubber grips, flexible silicone wiring, low-voltage cutoff protection, and memory for riders who want adjustable warmth on street motorcycles.
- **Ideal For:** This model suits size comparisons because its 5in grip length, 7/8in handlebar fit, and twist-throttle design provide concrete dimensions for comparing it with other popular motorcycle hand warmers.
- **Additional Sources:** [^6], [^7]

---
## References & Sources
[^1]: Koso North America, accessed 2026-09-13. https://kosonorthamerica.com/product/apollo-heated-grips-universal-fit-120mm/
[^2]: BMW Motorcycles of Grand Rapids, accessed 2026-09-13. https://shop.bmwmcgr.com/products/apollo-heated-grips-motorcycle-7-8-x-120mm
[^3]: Biohazard Cycles, accessed 2026-09-13. https://biohazardcycles.com/koso-north-america-am111010-apollo-heated-grips-7-8-x-120-mm/
[^4]: 2WheelHQ, accessed 2026-09-13. https://2wheelhq.com/products/oxford-heaterz-evo-premium-heated-grips-sport-1
[^5]: Dennis Kirk, accessed 2026-09-13. https://www.denniskirk.com/koso-north-america/5-level-twist-throttle-heated-grips-7-8-inch-am10703g.p5900846.prd/5900846.sku
[^6]: SoCal Powersports, accessed 2026-09-13. https://www.socalpowersports.com/i-31797152-koso-north-america-5-level-heated-twist-grips-am10703g.html
[^7]: Motomentum, accessed 2026-09-13. https://motomentum.com/products/koso-7-8-5-level-heated-twist-throttle-grips-am10703g