ThruNite Archer 2A V3 vs ThruNite TC20 V3 size comparison
The ThruNite TC20 V3 is 30 mm (1.18 in) shorter than the ThruNite Archer 2A V3, and 13 mm wider at its widest point. Weights are published on different bases (with battery vs without battery), so compare them with care.
The ThruNite TC20 V3 is 30 mm (1.18 in) shorter than the ThruNite Archer 2A V3, and 13 mm wider at its widest point. Weights are published on different bases (with battery vs without battery), so compare them with care.
Dimensions
| ThruNite Archer 2A V3 Check price ↗ | ThruNite TC20 V3 Check price ↗ | |
| Length | 155 mm (6.10 in) | 125 mm (4.92 in)−30 mm |
| Head / width | 22 mm (0.87 in) | 35 mm (1.38 in)+13 mm |
| Body | 22 mm (0.87 in) | 28 mm (1.10 in)+6 mm |
| Weight | 48 g without battery | 197 g with battery |
| Battery | 2x AA | 21700 |
| Max output | 500 lm | 4,720 lm |
| Throw | — | — |
| Type | EDC | EDC |
| Price | $29.99 at batteryjunction.com, as of Nov 4, 2026 | $79.95 at batteryjunction.com, as of Nov 4, 2026 |
| Source | batteryjunction.com sourced | batteryjunction.com sourced |
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Archer 2A V3 vs TC20 V3: how they differ
Size and weight
The ThruNite TC20 V3 is the shorter light: 125 mm (4.92 in) against 155 mm (6.10 in), a difference of 30 mm (19%). At its widest point the ThruNite Archer 2A V3 is 13 mm slimmer (22 vs 35 mm). Weights are published on different bases (ThruNite Archer 2A V3: 48 g without battery; ThruNite TC20 V3: 197 g with battery), so they are not directly comparable.
Brightness and throw
The ThruNite TC20 V3 is rated brighter: 4,720 lm maximum vs 500 lm for the ThruNite Archer 2A V3, 844% more.
Battery
The ThruNite Archer 2A V3 runs on removable 2x AA batteries; the ThruNite TC20 V3 runs on a removable 21700 battery. For scale, a AA cell is about 14.5 × 50.5 mm and a 21700 about 21 × 70 mm (nominal).
Price
When we checked on Nov 4, 2026, the ThruNite Archer 2A V3 was $29.99 at batteryjunction.com and the ThruNite TC20 V3 $79.95 at batteryjunction.com, so the ThruNite Archer 2A V3 cost $49.96 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 ThruNite Archer 2A V3 if you want a slimmer profile (13 mm narrower). Choose the ThruNite TC20 V3 if you want a shorter light (30 mm shorter) and more output (4,720 lm vs 500 lm). We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ ThruNite Archer 2A V3 Check price ↗ ThruNite TC20 V3
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
Archer 2A V3 vs TC20 V3 FAQ
Which is smaller, the ThruNite Archer 2A V3 or the ThruNite TC20 V3?
The ThruNite TC20 V3 is the shorter light: 125 mm (4.92 in) against 155 mm (6.10 in), a difference of 30 mm (19%). At its widest point the ThruNite Archer 2A V3 is 13 mm slimmer (22 vs 35 mm). Weights are published on different bases (ThruNite Archer 2A V3: 48 g without battery; ThruNite TC20 V3: 197 g with battery), so they are not directly comparable.
Which is brighter, the ThruNite Archer 2A V3 or the ThruNite TC20 V3?
The ThruNite TC20 V3 is rated brighter: 4,720 lm maximum vs 500 lm for the ThruNite Archer 2A V3, 844% more.
Which is cheaper, the ThruNite Archer 2A V3 or the ThruNite TC20 V3?
When we checked on Nov 4, 2026, the ThruNite Archer 2A V3 was $29.99 at batteryjunction.com and the ThruNite TC20 V3 $79.95 at batteryjunction.com, so the ThruNite Archer 2A V3 cost $49.96 less. Prices change often, so check the current price before you buy.
Do the ThruNite Archer 2A V3 and ThruNite TC20 V3 use the same battery?
The ThruNite Archer 2A V3 runs on removable 2x AA batteries; the ThruNite TC20 V3 runs on a removable 21700 battery. For scale, a AA cell is about 14.5 × 50.5 mm and a 21700 about 21 × 70 mm (nominal).
Compare ThruNite Archer 2A V3 with similar lights
Compare ThruNite TC20 V3 with similar lights
More
Sources
- ThruNite Archer 2A V3: specs from manufacturer published specs as listed by batteryjunction.com. Price $29.99 from batteryjunction.com, checked Nov 4, 2026; prices change often.
- ThruNite TC20 V3: specs from manufacturer published specs as listed by batteryjunction.com. Price $79.95 from batteryjunction.com, checked Nov 4, 2026; prices change often.
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