OnePlus 9 vs OnePlus 12: Size & Dimensions Compared
The OnePlus 12 is the larger phone, measuring 4.3mm shorter and 1.6mm narrower.
Visual Size Overlay
- •Camera module layout is different — cutout won't align
Edge types differ (flat vs curved) — screen protector won't adhere properly.
| Dimension | OnePlus 9 | OnePlus 12 | Difference |
|---|---|---|---|
| Height | 160mm | 164.3mm | OnePlus 12 +4.3mm (taller) |
| Width | 74.2mm | 75.8mm | OnePlus 12 +1.6mm (wider) |
| Thickness | 8.7mm | 9.2mm | OnePlus 12 +0.5mm (thicker) |
| Weight | 192g | 220g | OnePlus 12 +28.0g (heavier) |
| Screen | 6.55" | 6.82" | OnePlus 12 +0.3" (larger) |
Visual Size Comparison
Button & Port Layout
Which is bigger?
The OnePlus 12 is the taller phone at 164.3mm (vs 160mm). It is also 28g heavier.
Wireless Charging & MagSafe Compatibility
Wireless chargers work with both phones, but magnetic snap varies.
- ✓Both devices support wireless charging. Standard Qi/Qi2 chargers work with either phone.
| Spec | OnePlus 9 | OnePlus 12 |
|---|---|---|
| Wireless Charging | 10W | 15W |
| Qi Version | Qi | Qi |
| MagSafe | No | No |
| Built-in Magnets | No | No |
MagSafe cases are NOT cross-compatible between these devices — the case body is shaped to each phone, even though the internal magnet ring may be the same.
Upgrading from OnePlus 9 to OnePlus 12?
Different sizes mean your old case probably won't fit. You'll need a new one.
Accessories for OnePlus 9
Accessories for OnePlus 12
Spigen
Spigen Tough Armor for OnePlus 12
$17.99
Ringke
Ringke Fusion-X MagSafe for OnePlus 12
$14.99
Ringke
Ringke Fusion-X for OnePlus 12
$12.99
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Frequently Asked Questions
Is OnePlus 9 bigger than OnePlus 12?
No, the OnePlus 12 is 4.3mm taller. The OnePlus 9 weighs 192g vs 220g.
Are OnePlus 9 and OnePlus 12 the same size?
No, the height differs by 4.3mm, width by 1.6mm, and thickness by 0.5mm.