Google Pixel 9a vs Xiaomi Redmi Note 15 Specs Comparison

Availability

Officially announced
Mar 19, 2025	Dec 18, 2025
Prices (MSRP)
8GB/128 - $499 | €599 8GB/256GB - $599 | €649	6GB/128GB - €210

Design

Dimensions
6.09 x 2.88 x 0.35 inches (~0.37 inches with camera bump) 154.7 x 73.2 x 8.9mm (~9.4 mm with camera bump)	6.46 x 2.97 x 0.31 inches 164 x 75.4 x 7.9 mm
Weight
6.56 oz / 186.0 g	6.49 oz / 184.0 g
Materials
Back: Plastic Frame: Aluminum	Back: Plastic Frame: Aluminum
Resistance
Water, Dust; IP68	Water, Dust; IP64
Biometrics
Optical in-screen fingerprint	Optical in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Obsidian, Porcelain, Iris, Peony	Black, Forest Green, Glacier Blue, Purple

Display

Size
6.3-inch, 79.39% screen-to-body	6.8-inch, 89.59% screen-to-body
Type
P-OLED, 120Hz, HDR, 2700 nits	AMOLED, 120Hz, 3200 nits
Resolution
2424x1080px, 20:9 ratio, 421 PPI	2392x1080px, 20:9 ratio, 388 PPI
Protection
Corning Gorilla Glass 3

PhoneArena Display Test

Bright Max (20% APL)
2561 (Excellent)	3182 (Excellent)
Bright Min
1.8 (Good)	2 (Good)

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Google Tensor G4 (4 nm)	Mediatek Helio G100 Ultra (6 nm)
Processor
Octa-core 1x3.1GHz Cortex-X4 3x2.6GH​z Cortex-A720 4x1.9​2GHz Cortex-A520	Octa-core 2x2.2GHz Cortex-A76 6x2.0G​Hz Cortex-A55
GPU
Mali-G715 MC7	Mali-G57 MC2
Memory
8GB (LPDDR5X)/128GB (UFS 3.1) 8GB/256GB	6GB/128GB (UFS 2.2) 8GB/128GB 8GB/256GB 8GB/512GB
Storage expansion
not expandable	microSDXC
OS
Android (15)	Android (15)

PhoneArena Performance Test

GeekBench 6 Single
1687	723
GeekBench 6 Multi
4385	1974
3D Mark High
2625	345
3D Mark Low
2124	342

Learn more on our PhoneArena Performance Test Results page.

Battery

Type
5100 mAh, Li - Ion	6000 mAh, Li - Ion
Charging
Fast charging Qi wireless charging	Fast charging
Charge speed
Wired: 23.0W Wireless: 7.5W	Wired: 33.0W

PhoneArena Battery Tests

Battery Life Estimate

8h 11min

Browsing

19h 39min

Video

10h 57min

Gaming

12h 30min

Battery Life Estimate

8h 2min

Browsing

19h 2min

Video

11h 53min

Gaming

9h 53min

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Dual camera	Single camera
Main camera
48 MP (OIS, PDAF) Aperture size: F1.7 Focal length: 25 mm Sensor size: 1/2" Pixel size: 0.8 μm	108 MP (PDAF) Aperture size: F1.7 Focal length: 24 mm Sensor size: 1/1.67" Pixel size: 0.64 μm
Second camera
13 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/3.1" Pixel size: 1.12 μm
Flash
Dual LED	LED
Video recording
4K UHD (60 fps), 1080p (240 fps)	1080p (30 fps) HDR
Front
13 MP Video capture: 4K UHD (30 fps)	20 MP Video capture: 1080p (30 fps)

PhoneArena Camera Tests

134

Overall

143

Photo

126

Video

97

Overall

111

Photo

84

Video

Learn more on our PhoneArena Camera Test Results page

Connectivity & Features

Bluetooth
5.3	5.3
WLAN
Wi-Fi 6,Wi-Fi 6E Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax	Yes Wi-Fi Direct, Hotspot
USB
Type-C, USB 3.2	Type-C, USB 2.0
Sensors
Accelerometer, Gyroscope, Compass, Barometer, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, NavIC, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
NFC	NFC

Multimedia

Headphones
No 3.5mm jack	No 3.5mm jack
Speakers
Earpiece, Multiple speakers	Earpiece, Multiple speakers
Features
	Dolby Atmos

Cellular

5G Bands
n1, n2, n3, n5, n7, n8, n20, n28, n48, n66, n71, n77, n78, n260, n261, SA, NSA, Sub-6, mmWave
LTE Bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 25, 26, 28, 29, 30, 66, 71	1, 3, 5, 7, 8, 20, 28
TDD Bands
38, 41	38, 40, 41
3G Bands
1, 2, 4, 5, 6, 8	1, 3, 5, 8
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s
SIM type
Nano SIM, eSIM	Dual Nano SIM

Alternative variants

With 512GB internal storage

Memory	512GB

Discover more

Full Specs Google Pixel 9a Specs PA Review Google Pixel 9a Review

Full Specs Xiaomi Redmi Note 15 Specs PA Review Xiaomi Redmi Note 15 Review