OnePlus 12 vs OnePlus 9: Size & Dimensions Compared
The OnePlus 12 is the larger phone, measuring 4.3mm taller and 1.6mm wider.
Visual Size Overlay
- •Camera module layout is different — cutout won't align
Edge types differ (curved vs flat) — screen protector won't adhere properly.
| Dimension | OnePlus 12 | OnePlus 9 | Difference |
|---|---|---|---|
| Height | 164.3mm | 160mm | OnePlus 9 -4.3mm (shorter) |
| Width | 75.8mm | 74.2mm | OnePlus 9 -1.6mm (narrower) |
| Thickness | 9.2mm | 8.7mm | OnePlus 9 -0.5mm (thinner) |
| Weight | 220g | 192g | OnePlus 9 -28.0g (lighter) |
| Screen | 6.82" | 6.55" | OnePlus 9 -0.3" (smaller) |
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 12 | OnePlus 9 |
|---|---|---|
| Wireless Charging | 15W | 10W |
| 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 12 to OnePlus 9?
Different sizes mean your old case probably won't fit. You'll need a new one.
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
As an Amazon Associate, WillItSnap earns from qualifying purchases.
Frequently Asked Questions
Is OnePlus 12 bigger than OnePlus 9?
Yes, the OnePlus 12 is 4.3mm taller and 1.6mm wider. The OnePlus 12 weighs 220g vs 192g.
Are OnePlus 12 and OnePlus 9 the same size?
No, the height differs by 4.3mm, width by 1.6mm, and thickness by 0.5mm.