Emisar D1K vs Fenix LD35R size comparison
The Fenix LD35R is 22.4 mm (0.88 in) longer than the Emisar D1K, and 1 mm narrower at its widest point. Weights are published on different bases (with battery vs without battery), so compare them with care.
The Fenix LD35R is 22.4 mm (0.88 in) longer than the Emisar D1K, and 1 mm narrower at its widest point. Weights are published on different bases (with battery vs without battery), so compare them with care.
Dimensions
| Emisar D1K Check price ↗ | Fenix LD35R Check price ↗ | |
| Length | 114 mm (4.49 in) | 136.4 mm (5.37 in)+22.4 mm |
| Head / width | 35 mm (1.38 in) | 34 mm (1.34 in)−1 mm |
| Body | 26.5 mm (1.04 in) | 25.4 mm (1.00 in)−1.1 mm |
| Weight | 89 g without battery | 185 g with battery |
| Battery | 21700 | 18650 / 2x CR123A |
| Max output | 1,200 lm | 1,800 lm |
| Throw | — | 337 m |
| Type | EDC | EDC |
| Price | $39.95 at intl-outdoor.com, as of Nov 4, 2026 | $89.95 at fenixlighting.com, as of Nov 4, 2026 |
| Source | intl-outdoor.com sourced Pocket thrower; lumens for SFT-25 | fenixlighting.com sourced |
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D1K vs LD35R: how they differ
Size and weight
The Emisar D1K is the shorter light: 114 mm (4.49 in) against 136.4 mm (5.37 in), a difference of 22.4 mm (16%). At its widest point the Fenix LD35R is 1 mm slimmer (34 vs 35 mm). Weights are published on different bases (Emisar D1K: 89 g without battery; Fenix LD35R: 185 g with battery), so they are not directly comparable.
Brightness and throw
The Fenix LD35R is rated brighter: 1,800 lm maximum vs 1,200 lm for the Emisar D1K, 50% more.
Battery
The Emisar D1K runs on a removable 21700 battery; the Fenix LD35R runs on removable 18650 / 2x CR123A 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 Emisar D1K was $39.95 at intl-outdoor.com and the Fenix LD35R $89.95 at fenixlighting.com, so the Emisar D1K cost $50.00 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 Emisar D1K if you want a shorter light (22.4 mm shorter). Choose the Fenix LD35R if you want more output (1,800 lm vs 1,200 lm). We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Emisar D1K Check price ↗ Fenix LD35R
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
D1K vs LD35R FAQ
Which is smaller, the Emisar D1K or the Fenix LD35R?
The Emisar D1K is the shorter light: 114 mm (4.49 in) against 136.4 mm (5.37 in), a difference of 22.4 mm (16%). At its widest point the Fenix LD35R is 1 mm slimmer (34 vs 35 mm). Weights are published on different bases (Emisar D1K: 89 g without battery; Fenix LD35R: 185 g with battery), so they are not directly comparable.
Which is brighter, the Emisar D1K or the Fenix LD35R?
The Fenix LD35R is rated brighter: 1,800 lm maximum vs 1,200 lm for the Emisar D1K, 50% more.
Which is cheaper, the Emisar D1K or the Fenix LD35R?
When we checked on Nov 4, 2026, the Emisar D1K was $39.95 at intl-outdoor.com and the Fenix LD35R $89.95 at fenixlighting.com, so the Emisar D1K cost $50.00 less. Prices change often, so check the current price before you buy.
Do the Emisar D1K and Fenix LD35R use the same battery?
The Emisar D1K runs on a removable 21700 battery; the Fenix LD35R runs on removable 18650 / 2x CR123A batteries. For scale, a 21700 cell is about 21 × 70 mm and a 18650 about 18 × 65 mm (nominal).
Compare Emisar D1K with similar lights
Compare Fenix LD35R with similar lights
More
Sources
- Emisar D1K: specs from Emisar product page (manufacturer). Price $39.95 from intl-outdoor.com, checked Nov 4, 2026; prices change often.
- Fenix LD35R: specs from Fenix product page (manufacturer). Price $89.95 from fenixlighting.com, checked Nov 4, 2026; prices change often.
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