Nothing Phone (3a) Pro vs Xiaomi 15T Specs Comparison
Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.
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| Nothing Phone (3a) Pro | Xiaomi 15T |
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Released
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Mar 25, 2025
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Released
·
Sep 24, 2025
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6.8-inch · 2392x1080px
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6.8-inch · 2772x1280px
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Triple camera
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Triple camera
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12GB · 256GB
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12GB · 256GB
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5000 mAh
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5500 mAh
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| Check prices |
Availability
| Officially announced | |
|---|---|
| Mar 04, 2025 | Sep 24, 2025 |
| Prices (MSRP) | |
| $459 | 15GB/256GB - €649 |
Design
| Dimensions | |
|---|---|
| 6.44 x 3.05 x 0.33 inches 163.52 x 77.5 x 8.39 mm |
6.43 x 3.07 x 0.30 inches 163.2 x 78 x 7.5 mm |
| Weight | |
| 7.44 oz / 211.0 g | 6.84 oz / 194.0 g |
| Materials | |
| Back: Glass Frame: Plastic | Back: Glass (Corning Gorilla Glass 7i) Frame: Plastic |
| Resistance | |
| Water, Dust; IP64 | Water, Dust; IP68 |
| Biometrics | |
| Optical in-screen fingerprint | Optical in-screen fingerprint |
| Keys | |
| Left: Volume control; Right: Lock/Unlock key, Other | Right: Volume control, Lock/Unlock key |
| Colors | |
| Grey, Black | Black, Gray, Rose Gold |
Display
| Size | |
|---|---|
| 6.8-inch, 87.32% screen-to-body | 6.8-inch, 89.94% screen-to-body |
| Type | |
| OLED, 120Hz, 3000 nits | AMOLED, 120Hz, HDR10+, 3200 nits |
| Resolution | |
| 2392x1080px, 20:9 ratio, 388 PPI | 2772x1280px, 20:9 ratio, 447 PPI |
| Protection | |
| Panda Glass | |
PhoneArena Display Test
| Bright Max (20% APL) | |
|---|---|
| 1408 (Good) | 3264 (Excellent) |
| Bright Min | |
| 2.3 (Average) | 1.9 (Good) |
Learn more on our
PhoneArena Display Test Results page.
Hardware
| System chip | |
|---|---|
| Snapdragon 7s Gen 3 SM7635 (4 nm) | Mediatek Dimensity 8400 Ultra (4 nm) |
| Processor | |
| Octa-core 1x2.5GHz Cortex-A720 3x2.4GHz Cortex-A720 4x1.8GHz Cortex-A520 |
Octa-core 1x3.35GHz Cortex-A725 3x3.00GHz Cortex-A725 4x2.10GHz Cortex-A725 |
| GPU | |
| Adreno 710 | Mali-G720 MC7 |
| Memory | |
| 12GB/256GB | 12GB/256GB (UFS 4.1) 12GB/512GB |
| Storage expansion | |
| not expandable | not expandable |
| OS | |
| Android (15) | Android (15) |
PhoneArena Performance Test
| GeekBench 6 Single | |
|---|---|
| 1187 | 1614 |
| GeekBench 6 Multi | |
| 3311 | 6446 |
| 3D Mark High | |
| 1060 | 3958 |
| 3D Mark Low | |
| 1054 | 2980 |
Learn more on our
PhoneArena Performance Test Results page.
Battery
| Type | |
|---|---|
| 5000 mAh | 5500 mAh, Li - Ion |
| Charging | |
| Fast charging Reverse wired charging |
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| Charge speed | |
| Wired: 50.0W | Wired: 67.0W |
Battery Life Estimate
7h 15min
Browsing
16h 13min
Video
10h 26min
Gaming
11h 6min
Battery Life Estimate
7h 11min
Browsing
16h 32min
Video
10h 26min
Gaming
9h 57min
Camera
| Rear | |
|---|---|
| Triple camera | Triple camera |
| Main camera | |
| 50 MP (OIS, PDAF) Aperture size: F1.9 Sensor size: 1/1.56" |
50 MP (OIS, PDAF) Aperture size: F1.7 Focal length: 23 mm Sensor size: 1/1.55" Pixel size: 1.0 μm |
| Second camera | |
| 8 MP (Ultra-wide) Aperture size: F2.2 | 12 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 15 mm Sensor size: 1/3.06" Pixel size: 1.12 μm |
| Third camera | |
| 50 MP (Telephoto) Optical zoom: 3.0x Aperture size: F2.5 |
50 MP (Telephoto, PDAF) Optical zoom: 2.0x Aperture size: F1.9 Focal Length: 46 mm Sensor size: 1/2.76" Pixel size: 0.64 μm |
| Flash | |
| LED | LED |
| Video recording | |
| 4K UHD (30 fps), 1080p (120 fps) | 4K UHD (60 fps) |
| Front | |
| 50 MP | 32 MP |
135
Overall
148
Photo
122
Video
136
Overall
144
Photo
129
Video
Connectivity & Features
| Bluetooth | |
|---|---|
| 5.4 | 6.0 |
| WLAN | |
| a,b,g,n,ac,Wi-Fi 6 Multiple antennas, MIMO, Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax |
a,b,g,n,ac,Wi-Fi 6E Wi-Fi Direct, Hotspot |
| USB | |
| Type-C | Type-C |
| Sensors | |
| Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor | Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor |
| Location | |
| GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, Cell ID, Wi-Fi positioning | GPS, A-GPS, Glonass, Galileo, BeiDou, NavIC, Cell ID, Wi-Fi positioning |
| Other | |
| NFC | NFC, Infrared |
Multimedia
| Headphones | |
|---|---|
| No 3.5mm jack | No 3.5mm jack |
| Speakers | |
| Earpiece, Multiple speakers | Earpiece, Multiple speakers |
| Screen mirroring | |
| Wireless screen share | |
| Additional microphone(s) | |
| Noise cancellation | |
Cellular
| 5G Bands | |
|---|---|
| n1, n2, n3, n5, n7, n8, n12, n20, n28, n38, n40, n41, n48, n66, n77, n78, SA, NSA, Sub-6 | n1, n2, n3, n5, n7, n8, n12, n20, n28, n38, n40, n41, n48, n66, n77, n78, SA, NSA |
| 4G (FDD) Bands | |
| 1, 3, 4, 5, 7, 8, 18, 19, 20, 26, 28, 66 | 1, 2, 3, 4, 5, 7, 12, 13, 17, 18, 19, 20, 26, 28, 32, 66 |
| 4G (TDD) Bands | |
| 38, 39, 40, 41, 42 | 38, 40, 41, 42 |
| 3G Bands | |
| 1, 4, 5, 6, 8, 19 | 1, 2, 4, 5, 6, 8 |
| Data Speed | |
| LTE-A, HSDPA+ (4G) 42.2 Mbit/s | |
| SIM type | |
| Dual Nano SIM | Nano SIM, eSIM |
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