Compare the key specs first, then explore the full specifications below.
Qualcomm Snapdragon 8 Gen 3
12/256GB · China 5300mAh
| SPECIFICATION | Xiaomi 14 Ultra · 12GB RAM / 256GB | Redmi 15 5G · 128GB / 4GB RAM |
|---|---|---|
| OS | Android 14, HyperOS | Android 15, upgradable to Android 16, HyperOS 3 |
| Chipset | Qualcomm Snapdragon 8 Gen 3 | Qualcomm SM6375 Snapdragon 6s Gen 3 (6 nm) |
| CPU | Octa-core (1x3.3 GHz Cortex-X4 + 3x3.2 GHz Cortex-A720 + 2x3.0 GHz Cortex-A720 + 2x2.3 GHz Cortex-A520) | Octa-core (2x2.3 GHz Cortex-A78 + 6x2.0 GHz Cortex-A55) |
| GPU | Adreno 750 | Adreno 619 |
| SPECIFICATION | Xiaomi 14 Ultra · 12GB RAM / 256GB | Redmi 15 5G · 128GB / 4GB RAM |
|---|---|---|
| Display Size | 6.73 in | 6.9 in |
| Refresh Rate | 120 | 144 Hz |
| Display Type | LTPO AMOLED, 68B colors, 120Hz, 1920Hz PWM, Dolby Vision, HDR10+ | IPS LCD, 144Hz |
| Resolution | 1440 x 3200 pixels | 1080 x 2340 pixels |
| Aspect Ratio | 20:9 | 19.5:9 |
| Pixel Density | 522 ppi |
Snapdragon 6s Gen 3
4/128GB · Global
| ~374 ppi |
| Brightness | 1000 nits typical; 3000 nits peak | 600 nits typical; 700 nits HBM; 850 nits peak |
| Screen-to-body ratio | 89.6% | ~85.7% |
| Display Protection | Xiaomi Shield Glass | Corning Gorilla Glass 3 |
| SPECIFICATION | Xiaomi 14 Ultra · 12GB RAM / 256GB | Redmi 15 5G · 128GB / 4GB RAM |
|---|---|---|
| Battery Capacity | 5300 mAh | 7000 mAh |
| Battery Type | 5000 mAh Global; 5300 mAh China only | Silicon-carbon battery (manufacturer specification) |
| Charging | 90W wired; 80W wireless | 33W wired, PD 2.0, PPS, QC3; 18W reverse wired |
| SPECIFICATION | Xiaomi 14 Ultra · 12GB RAM / 256GB | Redmi 15 5G · 128GB / 4GB RAM |
|---|---|---|
| Main Camera System | Quad camera + TOF 3D depth | Dual: 50MP wide + auxiliary lens |
| Main Camera Details | 50 MP f/1.6-f/4.0 23mm wide 1-inch sensor PDAF OIS; 50 MP f/1.8 75mm telephoto OIS 3.2x optical zoom; 50 MP f/2.5 120mm periscope telephoto OIS 5x optical zoom; 50 MP f/1.8 12mm ultrawide 122°; TOF 3D depth | 50 MP, f/1.8, wide, 1/2.88-inch, 0.61µm, PDAF; auxiliary lens |
| Camera Features | Laser AF; color spectrum sensor; Leica lenses; dual-LED flash; HDR; panorama; optional 67mm filter ring holder | LED flash, HDR |
| Camera Video | 8K@24/30fps; 4K@24/30/60/120fps; 1080p@30/60/120/240/480/960/1920fps; gyro-EIS; Dolby Vision HDR 10-bit | 1080p@30fps |
| SPECIFICATION | Xiaomi 14 Ultra · 12GB RAM / 256GB | Redmi 15 5G · 128GB / 4GB RAM |
|---|---|---|
| Selfie Camera | 32 MP f/2.0 22mm wide | 8 MP, f/2.0, wide; HDR |
| Selfie Video | 4K@30/60fps; 1080p@30/60fps; gyro-EIS | 1080p@30fps |
| SPECIFICATION | Xiaomi 14 Ultra · 12GB RAM / 256GB | Redmi 15 5G · 128GB / 4GB RAM |
|---|---|---|
| Technology | GSM / CDMA / HSPA / EVDO / LTE / 5G | GSM / HSPA / LTE / 5G |
| SPECIFICATION | Xiaomi 14 Ultra · 12GB RAM / 256GB | Redmi 15 5G · 128GB / 4GB RAM |
|---|---|---|
| Storage | 256 GB | 128 GB |
| SPECIFICATION | Xiaomi 14 Ultra · 12GB RAM / 256GB | Redmi 15 5G · 128GB / 4GB RAM |
|---|---|---|
| RAM | 12 GB | 4 GB |
| SPECIFICATION | Xiaomi 14 Ultra · 12GB RAM / 256GB | Redmi 15 5G · 128GB / 4GB RAM |
|---|---|---|
| Card Slot | No | microSDXC (shared SIM slot) |
| Storage Type | UFS 4.0 | UFS 2.2 |
| SPECIFICATION | Xiaomi 14 Ultra · 12GB RAM / 256GB | Redmi 15 5G · 128GB / 4GB RAM |
|---|---|---|
| Dimensions | 161.4 x 75.3 x 9.2 mm | 169.5 x 80.5 x 8.4 mm |
| Build | Glass front (Shield Glass), glass or eco-leather back, titanium grade 5 or aluminum frame | Glass front (Gorilla Glass 3), plastic frame, plastic back |
| SIM | Nano-SIM + Nano-SIM | Nano-SIM + Nano-SIM |
| Protection | IP68 dust/water resistant (up to 1.5m for 30 min) | IP64 dust tight and water resistant (water splashes) |
| SPECIFICATION | Xiaomi 14 Ultra · 12GB RAM / 256GB | Redmi 15 5G · 128GB / 4GB RAM |
|---|---|---|
| Loudspeaker | Stereo speakers | Loudspeaker |
| Headphone Jack | No 3.5mm jack | No 3.5mm jack |
| Audio | 24-bit/192kHz Hi-Res and Hi-Res Wireless audio | 24-bit/192kHz Hi-Res audio |
| SPECIFICATION | Xiaomi 14 Ultra · 12GB RAM / 256GB | Redmi 15 5G · 128GB / 4GB RAM |
|---|---|---|
| 5G | — | 5G SA/NSA |
| Radio | No | No FM radio |
| Wi-Fi | 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, dual-band, Wi-Fi Direct |
| Bluetooth | 5.4, A2DP, LE, aptX HD, aptX Adaptive, LHDC | 5.1, A2DP, LE, aptX |
| Positioning | GPS L1+L5; GLONASS L1; BDS B1I+B1c+B2a; Galileo E1+E5a; QZSS L1+L5; NavIC L5 | GPS, GLONASS, GALILEO, BDS |
| NFC | Yes | Supported (market/region dependent) |
| USB | USB Type-C 3.2 Gen 2; DisplayPort; OTG | USB Type-C 2.0, OTG |
| Infrared | Yes | Infrared port |
| SPECIFICATION | Xiaomi 14 Ultra · 12GB RAM / 256GB | Redmi 15 5G · 128GB / 4GB RAM |
|---|---|---|
| Sensors & Features | Optical under-display fingerprint; accelerometer; proximity; gyro; compass; barometer; two-way satellite communication | Side-mounted fingerprint, accelerometer, compass, virtual proximity sensing |
| SPECIFICATION | Xiaomi 14 Ultra · 12GB RAM / 256GB | Redmi 15 5G · 128GB / 4GB RAM |
|---|---|---|
| Announced | 2024, February 22 | 2025, August 01 |
| Status | Available; released 2024, February 22 | Available; released 2025, August 01 |
| SPECIFICATION | Xiaomi 14 Ultra · 12GB RAM / 256GB | Redmi 15 5G · 128GB / 4GB RAM |
|---|---|---|
| Colors | Black; Blue; White; Titanium Gray | Midnight Black, Titan Gray, Ripple Green |
| Models | — | 25057RN09E |
| SPECIFICATION | Xiaomi 14 Ultra · 12GB RAM / 256GB | Redmi 15 5G · 128GB / 4GB RAM |
|---|---|---|
| Main Camera | 50 MP | 50 MP |
| SPECIFICATION | Xiaomi 14 Ultra · 12GB RAM / 256GB | Redmi 15 5G · 128GB / 4GB RAM |
|---|---|---|
| Weight | 219.8 / 224.4 / 229.5 g | 217 g |
| SPECIFICATION | Xiaomi 14 Ultra · 12GB RAM / 256GB | Redmi 15 5G · 128GB / 4GB RAM |
|---|---|---|
| SAR EU | — | 1.00 W/kg (head); 1.00 W/kg (body) |
