Emisar D4K vs Streamlight Wedge XT size comparison
The Streamlight Wedge XT is 5 mm (0.20 in) longer than the Emisar D4K, and 3 mm narrower at its widest point. Weights are published on different bases (with battery vs without battery), so compare them with care.
The Streamlight Wedge XT is 5 mm (0.20 in) longer than the Emisar D4K, and 3 mm narrower at its widest point. Weights are published on different bases (with battery vs without battery), so compare them with care.
Dimensions
| Emisar D4K Check price ↗ | Streamlight Wedge XT Check price ↗ | |
| Length | 103 mm (4.06 in) | 108 mm (4.25 in)+5 mm |
| Head / width | 28 mm (1.10 in) | 25 mm (0.98 in)−3 mm |
| Body | 26.5 mm (1.04 in) | — |
| Thickness | — | 15 mm (0.59 in) |
| Weight | 58 g without battery | 74 g with battery |
| Battery | 21700 | Built-in |
| Max output | — | 500 lm |
| Throw | — | — |
| Type | EDC | EDC |
| Price | $39.69 at intl-outdoor.com, as of Nov 4, 2026 | from $109.10 at batteryjunction.com, as of Nov 4, 2026 |
| Source | intl-outdoor.com sourced Output depends on LED option | batteryjunction.com sourced Width 25 x height 15 mm |
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D4K vs Wedge XT: how they differ
Size and weight
The Emisar D4K is the shorter light: 103 mm (4.06 in) against 108 mm (4.25 in), a difference of 5 mm (5%). At its widest point the Streamlight Wedge XT is 3 mm slimmer (25 vs 28 mm). Weights are published on different bases (Emisar D4K: 58 g without battery; Streamlight Wedge XT: 74 g with battery), so they are not directly comparable.
Brightness and throw
The Streamlight Wedge XT is rated at 500 lm; we have no published maximum for the Emisar D4K. Output for the Emisar D4K depends on the LED option chosen.
Battery
The Emisar D4K runs on a removable 21700 battery; the Streamlight Wedge XT runs on a built-in rechargeable battery. Only the Emisar D4K lets you swap in a charged spare.
Price
When we checked on Nov 4, 2026, the Emisar D4K was $39.69 at intl-outdoor.com and the Streamlight Wedge XT from $109.10 at batteryjunction.com, so the Emisar D4K cost $69.41 less. Prices change often, so check the current price before you buy.
Type
Both are EDC lights in our catalog.
Which should you buy?
Choose the Emisar D4K if you want a shorter light (5 mm shorter) and a removable cell you can swap. Choose the Streamlight Wedge XT if you want a slimmer profile (3 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 ↗ Emisar D4K Check price ↗ Streamlight Wedge XT
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
D4K vs Wedge XT FAQ
Which is smaller, the Emisar D4K or the Streamlight Wedge XT?
The Emisar D4K is the shorter light: 103 mm (4.06 in) against 108 mm (4.25 in), a difference of 5 mm (5%). At its widest point the Streamlight Wedge XT is 3 mm slimmer (25 vs 28 mm). Weights are published on different bases (Emisar D4K: 58 g without battery; Streamlight Wedge XT: 74 g with battery), so they are not directly comparable.
Which is cheaper, the Emisar D4K or the Streamlight Wedge XT?
When we checked on Nov 4, 2026, the Emisar D4K was $39.69 at intl-outdoor.com and the Streamlight Wedge XT from $109.10 at batteryjunction.com, so the Emisar D4K cost $69.41 less. Prices change often, so check the current price before you buy.
Do the Emisar D4K and Streamlight Wedge XT use the same battery?
The Emisar D4K runs on a removable 21700 battery; the Streamlight Wedge XT runs on a built-in rechargeable battery. Only the Emisar D4K lets you swap in a charged spare.
Compare Emisar D4K with similar lights
Compare Streamlight Wedge XT with similar lights
More
Sources
- Emisar D4K: specs from Emisar product page (manufacturer). Price $39.69 from intl-outdoor.com, checked Nov 4, 2026; prices change often.
- Streamlight Wedge XT: specs from manufacturer published specs as listed by batteryjunction.com. Price from $109.10 from batteryjunction.com, checked Nov 4, 2026; prices change often.
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