Nothing Phone (3a) Pro vs Xiaomi Redmi Note 15 Pro 5G 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.

6.3
Nothing Phone (3a) Pro
6.3
Xiaomi Redmi Note 15 Pro 5G
Nothing Phone (3a) Pro Xiaomi Redmi Note 15 Pro 5G
Released · Mar 25, 2025
Released · Jan 06, 2026
6.8-inch · 2392x1080px
6.8-inch · 2772x1080px
Triple camera
Dual camera
12GB · 256GB
8GB · 256GB
5000 mAh
6580 mAh
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Availability

Officially announced
Mar 04, 2025 Dec 18, 2025
Prices (MSRP)
$459 8GB/256 - €449

Design

Dimensions
6.44 x 3.05 x 0.33 inches
163.52 x 77.5 x 8.39 mm
6.44 x 3.07 x 0.31 inches
163.6 x 78.1 x 8 mm
Weight
7.44 oz / 211.0 g 7.41 oz / 210.0 g
Materials
Back: Glass
Frame: Plastic
Back: Glass
Frame: Plastic
Resistance
Water, Dust; IP64 Water, Dust; IP69
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, Glacier Blue, Mist Purple, Titanium

Display

Size
6.8-inch, 87.32% screen-to-body 6.8-inch, 87.43% screen-to-body
Type
OLED, 120Hz, 3000 nits AMOLED, 120Hz, 3200 nits
Resolution
2392x1080px, 20:9 ratio, 388 PPI 2772x1080px, 19.5:9 ratio, 436 PPI
Protection
Panda Glass Corning Gorilla Glass Victus 2
PhoneArena Display Test
Bright Max (20% APL)
1408 (Good) 3206 (Excellent)
Bright Min
2.3 (Average) 1.9 (Good)

Hardware

System chip
Snapdragon 7s Gen 3 SM7635 (4 nm) MediaTek Dimensity 7400 Ultra (6 nm)
Processor
Octa-core
1x2.5GHz Cortex-A720
3x2.4​GHz Cortex-A720
4x1.8​GHz Cortex-A520
Octa-core
4x2.6GHz Cortex-A78
4x2.0G​Hz Cortex-A55
GPU
Adreno 710 Mali-G615 MC2
Memory
12GB/256GB 8GB/256GB (UFS 2.2)
12GB/256GB
8GB/512GB
12GB/512GB
Storage expansion
not expandable microSDXC
OS
Android (15) Android (15)
PhoneArena Performance Test
GeekBench 6 Single
1187 1047
GeekBench 6 Multi
3311 2923
3D Mark High
1060 1011
3D Mark Low
1054 1005

Battery

Type
5000 mAh 6580 mAh, Li - Ion
Charging
Fast charging
Reverse wired charging
Fast charging
Reverse wired charging
Charge speed
Wired: 50.0W Wired: 45.0W
PhoneArena Battery Tests
Battery Life Estimate
7h 15min
Browsing
16h 13min
Video
10h 26min
Gaming
11h 6min
Battery Life Estimate
9h 5min
Browsing
22h 16min
Video
12h 46min
Gaming
11h 40min

Camera

Rear
Triple camera Dual camera
Main camera
50 MP (OIS, PDAF)
Aperture size: F1.9
Sensor size: 1/1.56"
200 MP (OIS, PDAF)
Aperture size: F1.7
Focal length: 23 mm
Sensor size: 1/1.4"
Pixel size: 0.56 μm
Second camera
8 MP (Ultra-wide)
Aperture size: F2.2
8 MP (Ultra-wide)
Aperture size: F2.2
Focal Length: 15 mm
Sensor size: 1/1.4"
Pixel size: 1.12 μm
Third camera
50 MP (Telephoto)
Optical zoom: 3.0x
Aperture size: F2.5
Flash
LED LED
Video recording
4K UHD (30 fps), 1080p (120 fps) 1080p (30 fps)
HDR
Front
50 MP 20 MP
Video capture: 1080p (30 fps)
PhoneArena Camera Tests
135
Overall
148
Photo
122
Video
119
Overall
128
Photo
110
Video

Connectivity & Features

Bluetooth
5.4 5.4
WLAN
Wi-Fi 6
Multiple antennas, MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, ax
Yes
Wi-Fi Direct, Hotspot
USB
Type-C Type-C, USB 2.0
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, 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
Features
Dolby Atmos
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, Sub-6
LTE Bands
1, 3, 4, 5, 7, 8, 18, 19, 20, 26, 28, 66 1, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 32, 66
TDD Bands
38, 39, 40, 41, 42 38, 40, 41, 48
3G Bands
1, 4, 5, 6, 8, 19 1, 2, 5, 6, 8
SIM type
Dual Nano SIM Dual Nano SIM
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