Asus Zenfone 11 Ultra vs Google Pixel 9a 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.

6.9
Asus Zenfone 11 Ultra
Asus Zenfone 11 Ultra Google Pixel 9a
Released · Apr 14, 2024
Released · Mar 26, 2025
6.8-inch · 2400x1080px
6.3-inch · 2424x1080px
Triple camera
Dual camera
12GB · 256GB
8GB · 128GB
5500 mAh
5100 mAh
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Availability

Officially announced
Mar 14, 2024 Mar 19, 2025
Prices (MSRP)
12GB/256GB - $999 8GB/128 - $499 | €599
8GB/256GB - $599 | €649

Design

Dimensions
6.45 x 3.02 x 0.35 inches
163.8 x 76.8 x 8.9 mm
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)
Weight
7.90 oz / 224.0 g 6.56 oz / 186.0 g
Materials
Back: Glass Back: Plastic
Frame: Aluminum
Resistance
Yes; IP68 Water, Dust; IP68
Biometrics
Optical in-screen fingerprint Optical in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Skyline Blue, Eternal Black, Misty Grey, Desert Sand Obsidian, Porcelain, Iris, Peony

Display

Size
6.8-inch, 88.31% screen-to-body 6.3-inch, 79.39% screen-to-body
Type
AMOLED, 144Hz, HDR, 2500 nits P-OLED, 120Hz, HDR, 2700 nits
Resolution
2400x1080px, 20:9 ratio, 388 PPI 2424x1080px, 20:9 ratio, 421 PPI
Protection
Corning Gorilla Glass 3
PhoneArena Display Test
Bright Max (20% APL)
2232 (Excellent) 2561 (Excellent)
Bright Min
5.9 (Poor) 1.8 (Good)

Hardware

System chip
Snapdragon 8 Gen 3 SM8650-AB (4 nm) Google Tensor G4 (4 nm)
Processor
Octa-core
1x3.3GHz Cortex-X4
3x3.2GH​z Cortex-A720
2x3.0​GHz Cortex-A720
2x2.3​GHz Cortex-A520
Octa-core
1x3.1GHz Cortex-X4
3x2.6GH​z Cortex-A720
4x1.9​2GHz Cortex-A520
GPU
Adreno 750 Mali-G715 MC7
Memory
12GB/256GB
16GB/512GB
8GB (LPDDR5X)/128GB (UFS 3.1)
8GB/256GB
Storage expansion
not expandable not expandable
OS
Android (14) Android (15)
PhoneArena Performance Test
GeekBench 6 Single
2306 1687
GeekBench 6 Multi
7216 4385
3D Mark High
5210 2625
3D Mark Low
3256 2124

Battery

Type
5500 mAh 5100 mAh, Li - Ion
Charging
Fast charging
Qi wireless charging, Reverse wireless charging
Fast charging
Qi wireless charging
Charge speed
Wired: 65.0W
Wireless: 15.0W
Wired: 23.0W
Wireless: 7.5W
PhoneArena Battery Tests
Battery Life Estimate
8h 15min
Browsing
16h 16min
Video
12h 30min
Gaming
14h 18min
Battery Life Estimate
8h 11min
Browsing
19h 39min
Video
10h 57min
Gaming
12h 30min

Camera

Rear
Triple camera Dual camera
Main camera
50 MP (OIS, PDAF)
Aperture size: F1.9
Focal length: 24 mm
Sensor size: 1/1.56"
Pixel size: 1.0 μm
48 MP (OIS, PDAF)
Aperture size: F1.7
Focal length: 25 mm
Sensor size: 1/2"
Pixel size: 0.8 μm
Second camera
13 MP (Ultra-wide)
Aperture size: F2.2
Focal Length: 13 mm
Sensor size: 1/3"
Pixel size: 1.12 μm
13 MP (Ultra-wide)
Aperture size: F2.2
Sensor size: 1/3.1"
Pixel size: 1.12 μm
Third camera
32 MP (Telephoto, OIS, PDAF)
Optical zoom: 3.0x
Aperture size: F2.4
Sensor size: 1/3.2"
Pixel size: 0.7 μm
Flash
LED Dual LED
Video recording
8K UHD (24 fps), 4K UHD (60 fps), 1080p (240 fps) 4K UHD (60 fps), 1080p (240 fps)
Front
32 MP 13 MP
Video capture: 4K UHD (30 fps)
PhoneArena Camera Tests
135
Overall
139
Photo
131
Video
134
Overall
143
Photo
126
Video

Connectivity & Features

Bluetooth
5.4 5.3
WLAN
Wi-Fi 6,Wi-Fi 7
Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, ax
Wi-Fi 6,Wi-Fi 6E
Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, ax
USB
Type-C Type-C, USB 3.2
Sensors
Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor Accelerometer, Gyroscope, Compass, Barometer, Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, NavIC, Cell ID, Wi-Fi positioning
Other
NFC NFC

Multimedia

Headphones
3.5mm jack No 3.5mm jack
Speakers
Earpiece, Multiple speakers Earpiece, Multiple speakers

Cellular

5G Bands
5G Ready 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
TDD Bands
38, 41
3G Bands
1, 2, 4, 5, 6, 8
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s
SIM type
Dual Nano SIM Nano SIM, eSIM

Alternative variants

With 16GB RAM and 512GB internal storage
Memory 16GB/512GB
With 512GB internal storage
Memory 512GB
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