Fenix LD36R vs SureFire G2X Pro size comparison
The SureFire G2X Pro is 7.5 mm (0.30 in) shorter than the Fenix LD36R, and 8.3 mm narrower at its widest point. It is 106 g lighter (with battery).
The SureFire G2X Pro is 7.5 mm (0.30 in) shorter than the Fenix LD36R, and 8.3 mm narrower at its widest point. It is 106 g lighter (with battery).
Dimensions
| Fenix LD36R Check price ↗ | SureFire G2X Pro Check price ↗ | |
| Length | 139.6 mm (5.50 in) | 132.1 mm (5.20 in)−7.5 mm |
| Head / width | 40 mm (1.57 in) | 31.8 mm (1.25 in)−8.3 mm |
| Body | 26.5 mm (1.04 in) | 25.4 mm (1.00 in)−1.1 mm |
| Weight | 231 g with battery | 124.7 g with batteries−106 g |
| Battery | 21700 | 2x CR123A |
| Max output | 3,600 lm | 600 lm |
| Throw | 385 m | — |
| Type | EDC | EDC |
| Price | from $114.95 at fenixlighting.com, as of Nov 4, 2026 | $99.00 at batteryjunction.com, as of Nov 4, 2026 |
| Source | fenixlighting.com sourced | batteryjunction.com sourced |
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LD36R vs G2X Pro: how they differ
Size and weight
The SureFire G2X Pro is the shorter light: 132.1 mm (5.20 in) against 139.6 mm (5.50 in), a difference of 7.5 mm (5%). At its widest point the SureFire G2X Pro is 8.3 mm slimmer (31.8 vs 40 mm). The SureFire G2X Pro is 106 g lighter (124.7 g vs 231 g, with battery).
Brightness and throw
The Fenix LD36R is rated brighter: 3,600 lm maximum vs 600 lm for the SureFire G2X Pro, 500% more.
Battery
The Fenix LD36R runs on a removable 21700 battery; the SureFire G2X Pro runs on removable 2x CR123A batteries. For scale, a 21700 cell is about 21 × 70 mm and a CR123A about 17 × 34.5 mm (nominal).
Price
When we checked on Nov 4, 2026, the Fenix LD36R was from $114.95 at fenixlighting.com and the SureFire G2X Pro $99.00 at batteryjunction.com, so the SureFire G2X Pro cost $15.95 less. Prices change often, so check the current price before you buy.
Type
Both are EDC lights in our catalog with a tube body.
Which should you buy?
Choose the Fenix LD36R if you want more output (3,600 lm vs 600 lm). Choose the SureFire G2X Pro if you want a shorter light (7.5 mm shorter), a slimmer profile (8.3 mm narrower) and less weight (106 g lighter). We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Fenix LD36R Check price ↗ SureFire G2X Pro
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LD36R vs G2X Pro FAQ
Which is smaller, the Fenix LD36R or the SureFire G2X Pro?
The SureFire G2X Pro is the shorter light: 132.1 mm (5.20 in) against 139.6 mm (5.50 in), a difference of 7.5 mm (5%). At its widest point the SureFire G2X Pro is 8.3 mm slimmer (31.8 vs 40 mm). The SureFire G2X Pro is 106 g lighter (124.7 g vs 231 g, with battery).
Which is brighter, the Fenix LD36R or the SureFire G2X Pro?
The Fenix LD36R is rated brighter: 3,600 lm maximum vs 600 lm for the SureFire G2X Pro, 500% more.
Which is cheaper, the Fenix LD36R or the SureFire G2X Pro?
When we checked on Nov 4, 2026, the Fenix LD36R was from $114.95 at fenixlighting.com and the SureFire G2X Pro $99.00 at batteryjunction.com, so the SureFire G2X Pro cost $15.95 less. Prices change often, so check the current price before you buy.
Do the Fenix LD36R and SureFire G2X Pro use the same battery?
The Fenix LD36R runs on a removable 21700 battery; the SureFire G2X Pro runs on removable 2x CR123A batteries. For scale, a 21700 cell is about 21 × 70 mm and a CR123A about 17 × 34.5 mm (nominal).
Compare Fenix LD36R with similar lights
Compare SureFire G2X Pro with similar lights
More
Sources
- Fenix LD36R: specs from Fenix product page (manufacturer). Price from $114.95 from fenixlighting.com, checked Nov 4, 2026; prices change often.
- SureFire G2X Pro: specs from manufacturer published specs as listed by batteryjunction.com. Price $99.00 from batteryjunction.com, checked Nov 4, 2026; prices change often.
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