Energizer
Auto-On LED Rechargeable
- Lumens
- 1 lm
- Throw
- —
- Runtime (High)
- —
- Weight
- —
- Battery
- —
Head-to-Head Comparison
Energizer Auto-On LED Rechargeable vs NITECORE i4000R
Side-by-side specs, scores, and Amazon pricing. Winner badges show which model leads each profile. Full spec comparison is included below.
NITECORE
i4000R
- Lumens
- 4,400 lm
- Throw
- —
- Runtime (High)
- —
- Weight
- —
- Battery
- 21700
Winner by Profile
- Tactical: NITECORE i4000R (81.3 vs 74.5)
- Everyday Carry: Energizer Auto-On LED Rechargeable (85.7 vs 83.9)
- Value: Energizer Auto-On LED Rechargeable (97.0 vs 89.5)
- Throw: Energizer Auto-On LED Rechargeable (78.6 vs 77.3)
- Flood: NITECORE i4000R (86.9 vs 82.5)
| Spec | ||
|---|---|---|
| Beam Pattern | ||
| ▾Price & Scores2 | ||
| Price | $26 | $90 |
| MSRP | $31 | $90 |
| ▾Output & Beam5 | ||
| Max Lumens | 1 lm | 4,400 lm |
| Sustained Lumens | — | 1,400 lm |
| Beam Pattern | hybrid | hybrid |
| IP Rating | IPX4 | IPX8 |
| Impact Resistance | 1.0 m | 1.5 m |
| ▾Physical1 | ||
| Body Material | Polymer | Aluminum |
| ▾Battery & Charging6 | ||
| Battery Type | — | 21700 |
| Charging | usb-c | usb-c |
| USB-C | No | No |
| Replaceable Battery | No | Yes |
| Battery Included | No | No |
| Rechargeable Battery | No | No |
| ▾Features7 | ||
| Switch Type | side | dual |
| Strobe Mode | No | No |
| Memory Mode | No | No |
| Lockout | No | No |
| Moonlight Mode | No | No |
| Magnetic Tailcap | No | No |
| Pocket Clip | No | No |
| ▾Checklist9 | ||
| Impact Resistant | ✓ | ✓ |
| Waterproof | ✓ | ✓ |
| USB-C Rechargeable | ✗ | ✗ |
| Battery Replaceable | ✗ | ✓ |
| Strobe Mode | ✗ | ✗ |
| Memory Mode | ✗ | ✗ |
| Lockout | ✗ | ✗ |
| Magnetic Tailcap | ✗ | ✗ |
| Pocket Clip | ✗ | ✗ |
| ▾Category Scores5 | ||
| Tactical Score | 74.5 | 81.3 |
| EDC Score | 85.7 | 83.9 |
| Value Score | 97.0 | 89.5 |
| Throw Score | 78.6 | 77.3 |
| Flood Score | 82.5 | 86.9 |
| ▾Amazon3 | ||
| Amazon Reviews | 16,770 | 385 |
| Amazon Rating | 4.7 | 4.5 |
| Release Year | 2,021 | 2,022 |
Our Verdict
The Energizer Auto-On LED Rechargeable takes the edge with a stronger value profile (97.0 vs 89.5). It's the better pick for value use. The NITECORE i4000R may still be worth considering for value applications.
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