OnePlus 9 Pro vs Galaxy S20+: Size & Dimensions Compared
The OnePlus 9 Pro is the larger phone, measuring 1.3mm taller and 0.1mm narrower.
Visual Size Overlay
- •Height differs by 1.3mm — case won't fit
- •0.9mm thicker — case won't close properly
- •Old phone has alert slider — new phone does not
Same screen size (6.7") with minimal width difference — should fit.
| Dimension | OnePlus 9 Pro | Galaxy S20+ | Difference |
|---|---|---|---|
| Height | 163.2mm | 161.9mm | Galaxy S20+ -1.3mm (shorter) |
| Width | 73.6mm | 73.7mm | Galaxy S20+ +0.1mm (wider) |
| Thickness | 8.7mm | 7.8mm | Galaxy S20+ -0.9mm (thinner) |
| Weight | 197g | 186g | Galaxy S20+ -11.0g (lighter) |
| Screen | 6.7" | 6.7" | Same |
Visual Size Comparison
Button & Port Layout
Which is bigger?
The OnePlus 9 Pro is the taller phone at 163.2mm (vs 161.9mm). It is also 11g 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 Pro | Galaxy S20+ |
|---|---|---|
| Wireless Charging | 10W | 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 9 Pro to Galaxy S20+?
Different sizes mean your old case probably won't fit. You'll need a new one.
Accessories for OnePlus 9 Pro
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Frequently Asked Questions
Is OnePlus 9 Pro bigger than Galaxy S20+?
Yes, the OnePlus 9 Pro is 1.3mm taller and 0.1mm narrower. The OnePlus 9 Pro weighs 197g vs 186g.
Are OnePlus 9 Pro and Galaxy S20+ the same size?
No, the height differs by 1.3mm, width by 0.1mm, and thickness by 0.9mm.