Comparison
ZK608TST vs PT-VMZ7ST
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A side-by-side look at how the Optoma ZK608TST and Panasonic PT-VMZ7ST 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 ZK608TST and PT-VMZ7ST
Buy ZK608TST
Prices confirmed Nov 10, 2026 · we check every retailer daily
Buy PT-VMZ7ST
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 | ZK608TST | PT-VMZ7ST |
|---|---|---|
| Resolution | 4K UHD (3840×2160) | WUXGA (1920×1200), 16:10; 3LCD (three 0.64-in panels); 4K input shown at 1920×1200 |
| Lumens | 6,000 (standard not stated) | 7,000 (ISO 21118 and ANSI; 7,500 center) |
- ResolutionZK608TST4K UHD (3840×2160)PT-VMZ7STWUXGA (1920×1200), 16:10; 3LCD (three 0.64-in panels); 4K input shown at 1920×1200
- LumensZK608TST6,000 (standard not stated)PT-VMZ7ST7,000 (ISO 21118 and ANSI; 7,500 center)
Hardware
| Spec | ZK608TST | PT-VMZ7ST |
|---|---|---|
| Light Source | DuraCore laser (30,000 hours) | Laser (20,000 hours to half brightness; 24,000 in Eco) |
| Throw Ratio | 0.58:1 (fixed) | 0.797–1.01 (1.2× manual zoom, powered focus) |
| Lens Shift | Vertical 106%–116%, horizontal ±4% (manual) | Vertical +50% (one direction), horizontal ±20% |
| Dimensions | 14.72 × 11.89 × 4.61 in (W × D × H) | 16.3 × 16.69 × 6.57 in (W × D × H, with feet) |
| Models | — | PT-VMZ7STU7 (white) and PT-VMZ7STBU7 (black), identical specs |
- Light SourceZK608TSTDuraCore laser (30,000 hours)PT-VMZ7STLaser (20,000 hours to half brightness; 24,000 in Eco)
- Throw RatioZK608TST0.58:1 (fixed)PT-VMZ7ST0.797–1.01 (1.2× manual zoom, powered focus)
- Lens ShiftZK608TSTVertical 106%–116%, horizontal ±4% (manual)PT-VMZ7STVertical +50% (one direction), horizontal ±20%
- DimensionsZK608TST14.72 × 11.89 × 4.61 in (W × D × H)PT-VMZ7ST16.3 × 16.69 × 6.57 in (W × D × H, with feet)
- ModelsZK608TST—PT-VMZ7STPT-VMZ7STU7 (white) and PT-VMZ7STBU7 (black), identical specs
Requirements
| Spec | ZK608TST | PT-VMZ7ST |
|---|---|---|
| Throw Distance | 100 in at about 4.2 ft, from the ratio | 100 in (16:10) at about 5.6–7.1 ft (Panasonic's throw table: 1.72–2.18 m) |
- Throw DistanceZK608TST100 in at about 4.2 ft, from the ratioPT-VMZ7ST100 in (16:10) at about 5.6–7.1 ft (Panasonic's throw table: 1.72–2.18 m)
Performance
| Spec | ZK608TST | PT-VMZ7ST |
|---|---|---|
| Input Lag | 16.9 ms at 4K/60Hz and 4.36 ms at 1080p/240Hz with Gaming Mode on; about 34 ms with it off (Optoma's manual) | — |
- Input LagZK608TST16.9 ms at 4K/60Hz and 4.36 ms at 1080p/240Hz with Gaming Mode on; about 34 ms with it off (Optoma's manual)PT-VMZ7ST—
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Better for ZK608TST
- Showroom
6,000 lumens of 4K from a 0.58 throw, for a premium room where the projector has to stay close to the screen.
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