BenQ TK705i
#2 in 4KFull review
A smart LED 4K projector for a living room that doubles as a console gaming screen, with three-year coverage and no lamp to replace.
Amazon $1,599$1,599
The BenQ TK705i rates 4.7 among 4K projectors; the Oldisk Prism X1 rates 3.3 among 1080p and under ones. The Oldisk Prism X1 costs $1,409.02 less ($189.98 vs $1,599).
Oldisk Prism X1
#44 in 1080p and underFull review
A budget native 1080p projector with built-in Netflix for bedrooms and backyards. The 3000 ANSI claim is unverified.
Amazon $189.98$189.98
Prices were last checked October 29, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Scores side by side
These two sit in different type classes (4K and 1080p and under), and each is scored against the reference points for its own class, so a rating says how well each does among its own type peers. How we rank explains each factor.
| Factor weight | BenQ TK705i | Oldisk Prism X1 |
|---|---|---|
| Overall rating | 4.7/5 | 3.3/5 |
| Brightness 25% | 86 3,000 ANSI lumens | 0 listed 3,000 lumens rating not credible |
| Value 15% | 86 $0.53 per lumen | 50 no rated brightness (neutral score used) |
| Resolution 10% | 100 4K (pixel shift) | 100 1920 x 1080 native |
| Streaming 15% | 100 Google TV with licensed Netflix | 100 Maker OS with licensed Netflix |
| Setup 10% | 80 Autofocus, auto keystone, 1.3x zoom | 60 Autofocus, auto keystone |
| Light life 10% | 100 30,000 hour LED | 50 light source life not published (neutral score used) |
| Gaming 10% | 100 5 ms input lag | 50 input lag not published (neutral score used) |
| Warranty 5% | 100 3-year warranty | 50 2-year warranty |
Specifications
| BenQ TK705i | Oldisk Prism X1 | |
|---|---|---|
| Picture | ||
| Brightness | 3,000 ANSI | 3,000 ANSI (listed, not credible) |
| Native resolution | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) |
| Picture resolution | 4K (pixel shift from 1920x1080) | 1080p |
| Display | DLP | - |
| Light source | LED | - |
| Light source life | 30,000 hours | - |
| HDR | HDR10, HDR10+, HLG | HDR10 |
| Color gamut | 98% Rec.709 | 98% NTSC |
| Dynamic contrast | 600,000:1 | - |
| Placement | ||
| Throw | Standard throw (1:1) | Standard throw |
| Largest image | 150 in | 120 in |
| Autofocus | Yes | Yes |
| Auto keystone | Yes | Yes |
| Auto screen fit | Yes | Yes |
| Optical zoom | 1.3x | - |
| Streaming and gaming | ||
| Built-in apps | Google TV, licensed Netflix | Maker OS, licensed Netflix |
| Input lag | 5 ms | - |
| Top refresh rate | 60 Hz | - |
| HDMI ports | 2 | - |
| eARC | Yes | - |
| Speakers | 16 W | - |
| Build | ||
| Battery | None | None |
| Fan noise | 26 dB | - |
| Power | 250 W | - |
| Dimensions | 229 x 250 x 168 mm (9.02 x 9.83 x 6.62 in, W x D x H) | 9.06 x 7.87 x 5.83 in |
| Weight | 8.4 lb | 2.4 lb |
| Warranty | 3 years | 2 years |
| Released | 2025-10 | - |