Fenix C7 PRO vs Sofirn SP36 Pro size comparison
The Sofirn SP36 Pro is 23.1 mm (0.91 in) shorter than the Fenix C7 PRO, and 10 mm wider at its widest point. Weights are published on different bases (without battery vs with battery), so compare them with care.
The Sofirn SP36 Pro is 23.1 mm (0.91 in) shorter than the Fenix C7 PRO, and 10 mm wider at its widest point. Weights are published on different bases (without battery vs with battery), so compare them with care.
Dimensions
| Fenix C7 PRO Check price ↗ | Sofirn SP36 Pro Check price ↗ | |
| Length | 149.8 mm (5.90 in) | 126.7 mm (4.99 in)−23.1 mm |
| Head / width | 40 mm (1.57 in) | 50 mm (1.97 in)+10 mm |
| Body | 28.5 mm (1.12 in) | — |
| Weight | 262 g with battery | 300 g without battery |
| Battery | 21700 | 3x 18650 |
| Max output | 4,600 lm | 8,000 lm |
| Throw | 339 m | — |
| Type | Work light | Thrower / search |
| Price | $89.95 at fenixlighting.com, as of Nov 4, 2026 | from $56.99 at flashlightgo.com, as of Nov 4, 2026 |
| Source | fenixlighting.com sourced | flashlightgo.com sourced Only head diameter listed |
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
C7 PRO vs SP36 Pro: how they differ
Size and weight
The Sofirn SP36 Pro is the shorter light: 126.7 mm (4.99 in) against 149.8 mm (5.90 in), a difference of 23.1 mm (15%). At its widest point the Fenix C7 PRO is 10 mm slimmer (40 vs 50 mm). Weights are published on different bases (Fenix C7 PRO: 262 g with battery; Sofirn SP36 Pro: 300 g without battery), so they are not directly comparable.
Brightness and throw
The Sofirn SP36 Pro is rated brighter: 8,000 lm maximum vs 4,600 lm for the Fenix C7 PRO, 74% more.
Battery
The Fenix C7 PRO runs on a removable 21700 battery; the Sofirn SP36 Pro runs on removable 3x 18650 batteries. For scale, a 21700 cell is about 21 × 70 mm and a 18650 about 18 × 65 mm (nominal).
Price
When we checked on Nov 4, 2026, the Fenix C7 PRO was $89.95 at fenixlighting.com and the Sofirn SP36 Pro from $56.99 at flashlightgo.com, so the Sofirn SP36 Pro cost $32.96 less. Prices change often, so check the current price before you buy.
Type
The Fenix C7 PRO is listed as work light and the Sofirn SP36 Pro as thrower / search, so they suit different jobs.
Which should you buy?
Choose the Fenix C7 PRO if you want a slimmer profile (10 mm narrower). Choose the Sofirn SP36 Pro if you want a shorter light (23.1 mm shorter) and more output (8,000 lm vs 4,600 lm). We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Fenix C7 PRO Check price ↗ Sofirn SP36 Pro
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
C7 PRO vs SP36 Pro FAQ
Which is smaller, the Fenix C7 PRO or the Sofirn SP36 Pro?
The Sofirn SP36 Pro is the shorter light: 126.7 mm (4.99 in) against 149.8 mm (5.90 in), a difference of 23.1 mm (15%). At its widest point the Fenix C7 PRO is 10 mm slimmer (40 vs 50 mm). Weights are published on different bases (Fenix C7 PRO: 262 g with battery; Sofirn SP36 Pro: 300 g without battery), so they are not directly comparable.
Which is brighter, the Fenix C7 PRO or the Sofirn SP36 Pro?
The Sofirn SP36 Pro is rated brighter: 8,000 lm maximum vs 4,600 lm for the Fenix C7 PRO, 74% more.
Which is cheaper, the Fenix C7 PRO or the Sofirn SP36 Pro?
When we checked on Nov 4, 2026, the Fenix C7 PRO was $89.95 at fenixlighting.com and the Sofirn SP36 Pro from $56.99 at flashlightgo.com, so the Sofirn SP36 Pro cost $32.96 less. Prices change often, so check the current price before you buy.
Do the Fenix C7 PRO and Sofirn SP36 Pro use the same battery?
The Fenix C7 PRO runs on a removable 21700 battery; the Sofirn SP36 Pro runs on removable 3x 18650 batteries. For scale, a 21700 cell is about 21 × 70 mm and a 18650 about 18 × 65 mm (nominal).
Compare Fenix C7 PRO with similar lights
Compare Sofirn SP36 Pro with similar lights
More
Sources
- Fenix C7 PRO: specs from Fenix product page (manufacturer). Price $89.95 from fenixlighting.com, checked Nov 4, 2026; prices change often.
- Sofirn SP36 Pro: specs from manufacturer published specs as listed by flashlightgo.com. Price from $56.99 from flashlightgo.com, checked Nov 4, 2026; prices change often.
Found an error? Email liambuehlerbusiness@gmail.com and we will fix it.