OnePlus 9 vs Galaxy A15: Size & Dimensions Compared
The Galaxy A15 is the larger phone, measuring 0.1mm shorter and 2.6mm narrower.
Visual Size Overlay
- •Width differs by 2.6mm — case won't fit
- •Thickness differs by 0.3mm — may affect fit
- •Old phone has alert slider — new phone does not
Same screen size (6.5") but body width differs by 2.6mm — verify bezel alignment before buying.
| Dimension | OnePlus 9 | Galaxy A15 | Difference |
|---|---|---|---|
| Height | 160mm | 160.1mm | Galaxy A15 +0.1mm (taller) |
| Width | 74.2mm | 76.8mm | Galaxy A15 +2.6mm (wider) |
| Thickness | 8.7mm | 8.4mm | Galaxy A15 -0.3mm (thinner) |
| Weight | 192g | 200g | Galaxy A15 +8.0g (heavier) |
| Screen | 6.55" | 6.5" | Same |
Visual Size Comparison
Button & Port Layout
Which is bigger?
The Galaxy A15 is the taller phone at 160.1mm (vs 160mm). It is also 8g heavier.
Wireless Charging & MagSafe Compatibility
Only one phone supports wireless charging.
- ⚠The Galaxy A15 does not support wireless charging. Only the OnePlus 9 can use a wireless charger.
| Spec | OnePlus 9 | Galaxy A15 |
|---|---|---|
| Wireless Charging | 10W | No |
| Qi Version | 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 Galaxy A15?
Different sizes mean your old case probably won't fit. You'll need a new one.
Accessories for OnePlus 9
Accessories for Galaxy A15
Spigen
Spigen Liquid Air for Galaxy A15 5G
$13.99
Spigen
Spigen Ultra Hybrid for Galaxy A15 5G
$15.99
Poetic
Poetic Revolution for Galaxy A15 5G
$19.99
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Frequently Asked Questions
Is OnePlus 9 bigger than Galaxy A15?
No, the Galaxy A15 is 0.1mm taller. The OnePlus 9 weighs 192g vs 200g.
Are OnePlus 9 and Galaxy A15 the same size?
No, the height differs by 0.1mm, width by 2.6mm, and thickness by 0.3mm.