Convoy M21B vs Fenix LD22 V2.0 size comparison
The Fenix LD22 V2.0 is 6.5 mm (0.26 in) longer than the Convoy M21B, and 14.2 mm narrower at its widest point. Weights are published on different bases (with battery vs listed), so compare them with care.
The Fenix LD22 V2.0 is 6.5 mm (0.26 in) longer than the Convoy M21B, and 14.2 mm narrower at its widest point. Weights are published on different bases (with battery vs listed), so compare them with care.
Dimensions
| Convoy M21B Check price ↗ | Fenix LD22 V2.0 Check price ↗ | |
| Length | 141.5 mm (5.57 in) | 148 mm (5.83 in)+6.5 mm |
| Head / width | 35.7 mm (1.41 in) | 21.5 mm (0.85 in)−14.2 mm |
| Body | 27.1 mm (1.07 in) | 18 mm (0.71 in)−9.1 mm |
| Weight | 120 g listed | 96 g with battery |
| Battery | 21700 | Built-in |
| Max output | — | 800 lm |
| Throw | — | 214 m |
| Type | EDC | EDC |
| Price | $48.99 at flashlightgo.com, as of Nov 4, 2026 | $65.95 at fenixlighting.com, as of Nov 4, 2026 |
| Source | flashlightgo.com sourced Output depends on LED option | fenixlighting.com sourced |
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M21B vs LD22 V2.0: how they differ
Size and weight
The Convoy M21B is the shorter light: 141.5 mm (5.57 in) against 148 mm (5.83 in), a difference of 6.5 mm (4%). At its widest point the Fenix LD22 V2.0 is 14.2 mm slimmer (21.5 vs 35.7 mm). Weights are published on different bases (Convoy M21B: 120 g listed; Fenix LD22 V2.0: 96 g with battery), so they are not directly comparable.
Brightness and throw
The Fenix LD22 V2.0 is rated at 800 lm; we have no published maximum for the Convoy M21B. Output for the Convoy M21B depends on the LED option chosen.
Battery
The Convoy M21B runs on a removable 21700 battery; the Fenix LD22 V2.0 runs on a built-in rechargeable battery. Only the Convoy M21B lets you swap in a charged spare.
Price
When we checked on Nov 4, 2026, the Convoy M21B was $48.99 at flashlightgo.com and the Fenix LD22 V2.0 $65.95 at fenixlighting.com, so the Convoy M21B cost $16.96 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 Convoy M21B if you want a shorter light (6.5 mm shorter) and a removable cell you can swap. Choose the Fenix LD22 V2.0 if you want a slimmer profile (14.2 mm narrower) and a built-in battery with no separate cell to buy. We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Convoy M21B Check price ↗ Fenix LD22 V2.0
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M21B vs LD22 V2.0 FAQ
Which is smaller, the Convoy M21B or the Fenix LD22 V2.0?
The Convoy M21B is the shorter light: 141.5 mm (5.57 in) against 148 mm (5.83 in), a difference of 6.5 mm (4%). At its widest point the Fenix LD22 V2.0 is 14.2 mm slimmer (21.5 vs 35.7 mm). Weights are published on different bases (Convoy M21B: 120 g listed; Fenix LD22 V2.0: 96 g with battery), so they are not directly comparable.
Which is cheaper, the Convoy M21B or the Fenix LD22 V2.0?
When we checked on Nov 4, 2026, the Convoy M21B was $48.99 at flashlightgo.com and the Fenix LD22 V2.0 $65.95 at fenixlighting.com, so the Convoy M21B cost $16.96 less. Prices change often, so check the current price before you buy.
Do the Convoy M21B and Fenix LD22 V2.0 use the same battery?
The Convoy M21B runs on a removable 21700 battery; the Fenix LD22 V2.0 runs on a built-in rechargeable battery. Only the Convoy M21B lets you swap in a charged spare.
Compare Convoy M21B with similar lights
Compare Fenix LD22 V2.0 with similar lights
More
Sources
- Convoy M21B: specs from manufacturer published specs as listed by flashlightgo.com. Drawing: outline from published specs. Price $48.99 from flashlightgo.com, checked Nov 4, 2026; prices change often.
- Fenix LD22 V2.0: specs from Fenix product page (manufacturer). Drawing: shape measured from manufacturer photo (killzoneflashlights.com), scaled to the published length and diameter. Price $65.95 from fenixlighting.com, checked Nov 4, 2026; prices change often.
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