Samsung Galaxy S25 vs Xiaomi 15
A spec-by-spec comparison of the Samsung Galaxy S25 and the Xiaomi 15, taken from their full specification sheets. Green marks the better value in each measured row.
VS
Head to head
| Samsung Galaxy S25 | Xiaomi 15 | |
|---|---|---|
| Our rating | 8/10 | 9/10 |
| Battery | 4,000 mAh | 5,240 mAh |
| Wired charging | 25W | 90W |
| Storage (max) | 512 GB | 512 GB |
| Screen size | 6.2 in | 6.36 in |
| Refresh rate | 120 Hz | 120 Hz |
| Main camera | 50 MP | 50 MP |
| Weight (lower is lighter) | 162 g | 181 g |
| Released | Feb 2025 | Mar 2025 |
Summary: Samsung Galaxy S25 is ahead on weight (lower is lighter). Xiaomi 15 is ahead on our rating, battery, wired charging, screen size.
Display
| Samsung Galaxy S25 | Xiaomi 15 | |
|---|---|---|
| Type | Dynamic AMOLED 2X, 120Hz, HDR10+, 2600 nits (peak) | OLED, 68B colors, 120Hz, HDR10+, Dolby Vision, 3200 nits (peak) |
| Size | 6.2 inches | 6.36 inches |
| Resolution | 1080 x 2340 pixels, 19.5:9 ratio (~416 ppi density) | 1200 x 2670 pixels (1.5K) |
| Protection | Corning Gorilla Glass Victus 2 | Xiaomi Shield Glass |
Platform
| Samsung Galaxy S25 | Xiaomi 15 | |
|---|---|---|
| OS | Android 15, One UI 7 | Android 15, Xiaomi HyperOS 2 |
| Chipset | Qualcomm Snapdragon 8 Elite for Galaxy | Qualcomm Snapdragon 8 Elite (3 nm) |
| CPU | Octa-core | Octa-core (1x 4.32 GHz Prime + 4x Performance + 3x Efficiency) |
| GPU | Adreno (specific model not detailed) | Adreno 830 |
Memory
| Samsung Galaxy S25 | Xiaomi 15 | |
|---|---|---|
| RAM | 12GB | 12GB, 16GB LPDDR5X |
| Storage | 128GB, 512GB | 256GB, 512GB, 1TB UFS 4.0 |
| Card slot | No | No |
Main Camera
| Samsung Galaxy S25 | Xiaomi 15 | |
|---|---|---|
| Triple | 50 MP, f/1.8, 24mm (wide), 1/1.56", 1.0µm, Dual Pixel PDAF, OIS; 10 MP, f/2.4, 67mm (telephoto), 1/3.94", 1.0µm, PDAF, OIS, 3x optical zoom; 12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55", 1.4µm, Super Steady video | 50 MP, f/1.6 (wide), 1/1.31", 1.2µm, dual pixel PDAF, OIS (Leica lens); 50 MP (ultrawide); 50 MP (telephoto) |
| Features | LED flash, auto-HDR, panorama | Leica optics, Dual-LED dual-tone flash, HDR, panorama |
| Video | 8K@24/30fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS | 8K@24fps, 4K@24/30/60fps, 1080p@30/60/120/240/480/960/1920fps, gyro-EIS |
Selfie Camera
| Samsung Galaxy S25 | Xiaomi 15 | |
|---|---|---|
| Single | 12 MP, f/2.2, 26mm (wide), Dual Pixel PDAF | 32 MP |
| Features | Dual video call, Auto-HDR, HDR10+ | HDR, panorama |
| Video | 4K@30/60fps, 1080p@30fps | 4K@30/60fps, 1080p@30/60fps |
Battery
| Samsung Galaxy S25 | Xiaomi 15 | |
|---|---|---|
| Type | Li-Ion 4000 mAh, non-removable | Silicon-carbon, non-removable |
| Charging | 25W wired, 15W wireless (Qi/PMA), 4.5W reverse wireless | 90W wired, 50W wireless, 10W reverse wireless |
| Capacity | — | 5240 mAh (Global) |
Body
| Samsung Galaxy S25 | Xiaomi 15 | |
|---|---|---|
| Dimensions | 146.9 x 70.5 x 7.2 mm (5.78 x 2.78 x 0.28 in) | 152.3 x 71.2 x 8.08 mm |
| Weight | 162 g (5.71 oz) | 181 g |
| Build | Glass front (Corning Gorilla Glass Victus 2), glass back (Corning Gorilla Glass Victus 2), aluminum frame | Glass front (Xiaomi Shield Glass), glass back, aluminum frame |
| SIM | Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time) | — |
Comms
| Samsung Galaxy S25 | Xiaomi 15 | |
|---|---|---|
| WLAN | Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct | Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct |
| Bluetooth | 5.4, A2DP, LE | 5.4, A2DP, LE, aptX HD |
| Positioning | GPS, GLONASS, BDS, GALILEO | GPS (L1+L5), GLONASS (G1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5) |
| NFC | Yes | Yes |
| Radio | No | — |
| USB | USB Type-C 3.2, OTG | USB Type-C 3.2, OTG |
| Infrared port | — | Yes |
Launch
| Samsung Galaxy S25 | Xiaomi 15 | |
|---|---|---|
| Announced | January 22, 2025 | October 29, 2024 (China), March 3, 2025 (Global) |
| Status | Available. Released February 7, 2025 | Released March 2025 |
Frequently asked questions
Which has the better battery, Samsung Galaxy S25 or Xiaomi 15?
Xiaomi 15 — 4,000 mAh for the Samsung Galaxy S25 versus 5,240 mAh for the Xiaomi 15.
Which is lighter, Samsung Galaxy S25 or Xiaomi 15?
Samsung Galaxy S25 — 162 g for the Samsung Galaxy S25 versus 181 g for the Xiaomi 15.
Which is newer, Samsung Galaxy S25 or Xiaomi 15?
Xiaomi 15 — Feb 2025 for the Samsung Galaxy S25 versus Mar 2025 for the Xiaomi 15.
Is the Samsung Galaxy S25 or the Xiaomi 15 rated higher?
We rate the Samsung Galaxy S25 8/10 and the Xiaomi 15 9/10.