Comparison
LK935 vs PowerLite L690SU
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A side-by-side look at how the BenQ LK935 and Epson PowerLite L690SU compare on specs, accuracy, room requirements, and price. No hype — just the parts of the decision a buyer actually weighs.
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More comparisons with the LK935 and PowerLite L690SU
Buy LK935
Prices confirmed Nov 10, 2026 · we check every retailer daily
Buy PowerLite L690SU
Prices confirmed Nov 10, 2026 · we check every retailer daily
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Full specificationsEvery spec for both, line by line
Specifications
The numbers, lined up.
Image
| Spec | LK935 | PowerLite L690SU |
|---|---|---|
| Resolution | 4K UHD (3840×2160) | WUXGA (1920×1200) 3LCD; no 4K Enhancement |
| Lumens | 5,500 ANSI | 6,200 (ISO 21118) |
- ResolutionLK9354K UHD (3840×2160)PowerLite L690SUWUXGA (1920×1200) 3LCD; no 4K Enhancement
- LumensLK9355,500 ANSIPowerLite L690SU6,200 (ISO 21118)
Hardware
| Spec | LK935 | PowerLite L690SU |
|---|---|---|
| Light Source | Laser (20,000 hours, normal mode) | Laser (20,000 hours normal, 30,000 Extended) |
| Throw Ratio | 1.36–2.18 (1.6× manual zoom) | 0.79–1.36 (1.7× manual zoom) |
| Lens Shift | Vertical ±60%, horizontal ±23% (manual) | Vertical ±50%, horizontal ±20% (vertical about ±12% at full horizontal shift) |
| Dimensions | 16.38 × 13.83 × 6.56 in (W × D × H) | 17.32 × 14.25 × 5.94 in (W × D × H, including feet) |
| Models | — | L690SU (white, V11HB31020) and L695SU (black, V11HB31120), identical specs |
- Light SourceLK935Laser (20,000 hours, normal mode)PowerLite L690SULaser (20,000 hours normal, 30,000 Extended)
- Throw RatioLK9351.36–2.18 (1.6× manual zoom)PowerLite L690SU0.79–1.36 (1.7× manual zoom)
- Lens ShiftLK935Vertical ±60%, horizontal ±23% (manual)PowerLite L690SUVertical ±50%, horizontal ±20% (vertical about ±12% at full horizontal shift)
- DimensionsLK93516.38 × 13.83 × 6.56 in (W × D × H)PowerLite L690SU17.32 × 14.25 × 5.94 in (W × D × H, including feet)
- ModelsLK935—PowerLite L690SUL690SU (white, V11HB31020) and L695SU (black, V11HB31120), identical specs
Requirements
| Spec | LK935 | PowerLite L690SU |
|---|---|---|
| Throw Distance | 100 in at about 9.9–15.8 ft (BenQ's manual) | 100 in (16:10) at about 5.7–9.6 ft (Epson's throw table: 1.72–2.94 m) |
- Throw DistanceLK935100 in at about 9.9–15.8 ft (BenQ's manual)PowerLite L690SU100 in (16:10) at about 5.7–9.6 ft (Epson's throw table: 1.72–2.94 m)
Performance
| Spec | LK935 | PowerLite L690SU |
|---|---|---|
| Input Lag | 33.4 ms at 1080p/60Hz (BenQ) | — |
- Input LagLK93533.4 ms at 1080p/60Hz (BenQ)PowerLite L690SU—
Room planner
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Persona fitWho each one is better for
Who each one is better for
Honest persona fit, side by side.
Better for LK935
- Showroom
4K, 5,500 ANSI lumens and wide lens shift, mounted at the back of a deep room where it stays out of the way. The lens shift lets an installer square the image without keystone.
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