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Compare two products
Pick any two products from our reviews and see specifications, price, buyer ratings and our scores in one table.
Recorded evidence
What separates these listings
- Price snapshot
- $10.00 price gap
- Product B has the lower captured price. This excludes delivery and ongoing costs.
- Editorial assessment
- 0.5-point score gap
- Product A has the higher research score, not a measured performance advantage.
- Specification coverage
- 10 of 11 fields shared
- Shared labels have recorded values on both sides; matching labels do not guarantee matching units or test conditions.
Product A
VIVO Black Clamp-on 27 x 11 in Keyboard Tray, MOUNT-KB05E
- Potential fit
- Drill-free typing height correction on standard desks
- Trade-off to resolve
- Reduces under-desk clearance for legs
Product B
BONTEC Under Desk Keyboard Tray, Pull-Out Keyboard & Mouse Platform
- Potential fit
- Budget-conscious users with flat-edged desks
- Trade-off to resolve
- Plastic material lacks stiffness
Side-by-side evidence
11 of 11 recorded specification fields shown
| Side by side |  |  |
|---|---|---|
| Buyer rating | 4.4 | 4.4 |
| Price | $49.99 | $39.99 |
| Our score | 8.0/10 | 7.5/10 |
| Ratings count | 14,206 ratings | 5,794 ratings |
| Brand | VIVO | BONTEC |
| Best for | Drill-free typing height correction on standard desks | Budget-conscious users with flat-edged desks |
| Build quality | 7.8/10 | 7.5/10 |
| Ergonomic utility | 7.4/10 | — |
| Mounting stability | 7.2/10 | — |
| Installation ease | 8.8/10 | 8.5/10 |
| Value for money | 8.6/10 | — |
| Ergonomic benefit | — | 7.0/10 |
| Space utility | — | 8.0/10 |
| Stability | — | 6.5/10 |
| Item Weight | 10.45 pounds | 9.53 pounds |
| Product Dimensions | 32.5 x 12.5 x 3.8 inches | 11.8 x 25.6 x 1.57 inches |
| Material Type | Alloy Steel | Engineered Wood |
| Size | 27 inch | 25.6" x 11.8" |
| Item model number | MOUNT-KB05E | KMT01-v02 |
| Color | Black | Black |
| Manufacturer | VIVO | BONTEC |
| Brand | VIVO | BONTEC |
| Number of Items | 1 | 1 |
| Manufacturer Part Number | MOUNT-KB05E | KMT01-v02 |
| Shape | Not recorded | Rectangular |
| Our verdict | A non-invasive clamp-on keyboard tray that mounts without drilling into the desktop. It lowers the input plane to reduce shoulder strain, but clamp clearance reduces thigh room beneath the desk. Measure the underside of your desk frame to confirm support beams will not interfere with the clamps. | This entry-level tray offers a basic solution for clearing desk space, but the plastic construction lacks the rigidity of premium metal alternatives. Potential buyers should verify that their existing desk frame does not obstruct the mounting hardware or rail travel path. |
| Pros and cons |
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Prices and buyer ratings are captured snapshots. A dash means the detail was not recorded, not that a feature is absent. Editorial scores are research assessments, not laboratory measurements.
Sources and limits
This page summarizes our research reviews of Amazon listings, listed specifications and captured buyer ratings. It is not a hands-on test. Scores are editorial assessments, not measured performance; prices are recorded snapshots and may change. A category can include both main products and accessories, so its overall price range is not the cost of a complete setup.
Most recent product record update: November 9, 2026. Individual records may be older; this is not a verification date for every claim. Prices on this page were read from the listings Nov 8, 2026 – Nov 10, 2026.
- Amazon listing: VIVO Black Clamp-on 27 x 11 in Keyboard Tray
- Amazon listing: BONTEC Under Desk Keyboard Tray, Pull-Out Keyboard
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