Phone Comparison - Asus Zenfone 8 vs Google Pixel 6a vs Xiaomi 12X

general General Info

Manufacturer Asus Google Xiaomi
Announced 2021, May 12 2022, May 11 2021, December 28
Status Available. Released 2021, May 13 Coming soon. Exp. release 2022, July 21 Coming soon. Exp. release 2021, December 31
Colors Obsidian Black, Horizon Silver Chalk, Charcoal, Sage Black, Blue, Pink
Form Factor Candybar Candybar Candybar
Dimension 148 x 68.5 x 8.9 mm
(5.83 x 2.7 x 0.35 in)
152.2 x 71.8 x 8.9 mm
(5.99 x 2.83 x 0.35 in)
152.7 x 69.9 x 8.2 mm
(6.01 x 2.75 x 0.32 in)
Weight 169 g (5.96 oz) 178 g (6.28 oz) 170 g (6 oz)
SIM Type Dual SIM (Nano-SIM, dual stand-by) Nano-SIM and/or eSIM Dual SIM (Nano-SIM, dual stand-by)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900
CDMA2000 1xEV-DO
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
CDMA2000 1xEV-DO
3G Network HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network LTE LTE1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 42, 48, 66, 71 - GX7AS, GB62Z (USA/Canada)
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, 38, 39, 40, 41, 42, 48, 66, 71 - G1AZG (International)
LTE 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 26, 34, 38, 39, 40, 41, 42
5G Network SA/NSA 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 30, 38, 40, 41, 48, 66, 71, 77, 78 SA/NSA/Sub6 - GX7AS (USA/Canada)
1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 30, 40, 48, 66, 71, 77, 78, 260, 261 SA/NSA/Sub6/mmWave - GB62Z (USA)
1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 30, 40, 48, 66, 71, 77, 78 SA/NSA/Sub6 - G1AZG (International)
1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA
Messaging
Build Features - Fingerprint Sensor
- Fingerprint Sensor (under display, optical)
IP67 dust/water resistant (up to 1m for 30 mins)
- Fingerprint Sensor (under display, optical)

hardware Hardware and OS

OS Android 11 Android 12 Android 12
User Interface ZenUI 8 - MIUI 13
Processor Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680), Qualcomm SM8350 Snapdragon 888 5G (5 nm) Octa-core (2x2.80 GHz Cortex-X1 & 2x2.25 GHz Cortex-A76 & 4x1.80 GHz Cortex-A55), Google Tensor (5 nm) Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585), Qualcomm SM8250-AC Snapdragon 870 5G (7 nm)
GPU Adreno 660 Mali-G78 MP20 Adreno 650
RAM 16 GB 6 GB 12 GB
Internal Memory 256 GB 128 GB 256 GB
External Memory microSDXC (dedicated slot) No No

display Display

Type FHD+ Super AMOLED Screen
120Hz Refresh Rate
HDR10+
1100 nits (peak)
FHD+ OLED Screen
HDR
FHD+ OLED Screen
120Hz Refresh Rate
Dolby Vision, HDR10+
1100 nits (peak)
Corning Gorilla Glass Victus
Colors 16M colors 16M Colors 1B Colors
Size 5.9 inches 6.1 inches 6.28 inches
Resolution 1080 x 2400 pixels (446 ppi) 1080 x 2400 pixels (431 ppi) 1080 x 2400 pixels (419 ppi)
Screen-to-Body Ratio 82.92% 82.38% 89.24%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes no no
Radio No No No
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes

camera Camera

Rear Camera 64 MP + 12 MP 12.2 MP + 12 MP 50 MP + 13 MP + 5 MP
Flash LED Flash Dual-LED Flash Dual-LED Dual-tone Flash
Features 64 MP, f/1.8, 26mm (wide), 1/1.73", 0.8µm, PDAF, OIS
12 MP, f/2.2, 112˚, 14mm (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF
HDR, Panorama
12.2 MP, f/1.7, 27mm, (wide), 1/2.55", 1.4µm, dual pixel PDAF, OIS
12 MP, f/2.2, 17mm, 114˚ (ultrawide), 1.25µm
Pixel Shift, Auto-HDR, panorama
50 MP, f/1.9, 26mm (wide), 1/1.56", 1.0µm, PDAF, OIS
13 MP, f/2.4, 12mm, 123˚ (ultrawide), 1/3.06", 1.12µm
5 MP, 50mm (telephoto macro), AF
HDR, Panorama
Video 8K@30fps, 4K@30/60/120fps, 1080p@30/60/240fps, 720p@480fps; gyro-EIS, HDR 4K@30/60fps, 1080p@30/60/120/240fps; gyro-EIS, OIS 8K@24fps (HDR10), 4K@30fps (HDR10+), 1080p@30/120/240/960fps, 720p@1920fps, gyro-EIS
Front Camera 12 MP, f/2.5, 28mm (standard), 1/2.93", 1.22µm, dual pixel PDAF Video 4K@30fps, 1080p@30/60fps [Similar] 8 MP, f/2.0, 24mm (wide), 1.12µm
Auto-HDR, panorama
1080p@30fps [Similar]
32 MP, 26mm (wide), 0.7µm
HDR, panorama
1080p@30/60fps, 720p@120fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA 42.2/5.76 Mbps, LTE-A (CA) HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G HSPA 42.2/5.76 Mbps, LTE-A, 5G
Bluetooth 5.0, A2DP, LE, aptX Adaptive 5.2, A2DP, LE 5.2, A2DP, LE, aptX HD, aptX Adaptive
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot
USB USB Type-C USB Type-C 3.1 USB Type-C 2.0, USB On-The-Go
GPS Yes, with dual-band A-GPS, GLONASS, GALILEO, BDS, QZSS, NavIC Yes, with A-GPS, GLONASS, GALILEO, QZSS, BDS Yes, with dual-band A-GPS, GLONASS, GALILEO, BDS, QZSS, NavIC
Browser Yes Yes Yes

memory User Memory

Internal 256 GB, 16 GB RAM or 256 GB, 8 GB RAM or 128 GB, 8 GB RAM or 128 GB, 6 GB RAM 128 GB, 6 GB RAM UFS 3.1 256 GB, 12 GB RAM or 256 GB, 8 GB RAM or 128 GB, 8 GB RAM UFS 3.1
Expandable Storage microSDXC (dedicated slot) No No
USB OTG Supported Not Supported Supported

Apps Sensors

Fingerprint fingerprint supported fingerprint supported fingerprint supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor not present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
Magnetic-Field Sensor (Compass) magnetic field sensor present magnetic field sensor present magnetic field sensor present
Gyroscope Sensor gyroscope sensor present gyroscope sensor present gyroscope sensor present
NFC NFC supported NFC supported NFC supported

battery Battery

Type Non-removable Li-Po Battery
Fast battery charging 30W
USB Power Delivery 3.0
Reverse charging
Non-removable Li-Po Battery
Fast battery Charging 18W
USB Power Delivery 3.0
Non-removable Li-Po Battery
Fast battery Charging 67W, 100% in 39 min (advertised)
Power Delivery 3.0
Quick Charge 4+
Capacity 4000 mAh 4410 mAh 4500 mAh
Stand by - - -
Talk Time - - -