PhoneBunch

Asus Zenfone 12 Ultra vs Asus Zenfone 8

General Info

Manufacturer
Asus Asus
Announced
February 2025 2021, May 12
Status
Coming Soon - February 2025 Available. Released 2021, May 13
Colors
Ebony Black, Sakura White, Sage Green Obsidian Black, Horizon Silver
Form Factor
Candybar Candybar
Dimension
163.8 x 77 x 8.9 mm
(6.45 x 3.03 x 0.35 in)
148 x 68.5 x 8.9 mm
(5.83 x 2.7 x 0.35 in)
Weight
220 g (7.76 oz) 169 g (5.96 oz)
SIM Type
- Dual SIM (Nano-SIM, dual stand-by)
2G Network
GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 32, 34, 38, 39, 40, 41, 42, 43, 48, 66 LTE
5G Network
1, 2, 3, 5, 7, 8, 12, 18, 20, 25, 26, 28, 38, 40, 41, 48, 66, 77, 78, 79 SA/NSA SA/NSA
Messaging
Build Features
- Fingerprint Sensor (under display, optical)
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)
- Fingerprint Sensor

Display

Type
FHD+ LTPO AMOLED Screen
144Hz, HDR10, 1600 Nits (HBM), 2500 Nits (peak)
Corning Gorilla Glass Victus 2
FHD+ Super AMOLED Screen
120Hz Refresh Rate
HDR10+
1100 nits (peak)
Colors
16M colors 16M colors
Size
6.78 inches [Similar] 5.9 inches [Similar]
Resolution
1080 x 2400 pixels (388 ppi) 1080 x 2400 pixels (446 ppi)
Screen-to-Body Ratio
88.07% 82.92%
Multi-Touch

Hardware and OS

OS
Android 15, up to 2 major Android upgrades Android 11
User Interface
- ZenUI 8
Processor
Octa-core (2x4.32 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M), Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm) [Similar] Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680), Qualcomm SM8350 Snapdragon 888 5G (5 nm) [Similar]
GPU
Adreno 830 [Similar] Adreno 660 [Similar]
RAM
16 GB [Browse Similar] 16 GB [Browse Similar]
Internal Memory
512 GB 256 GB
External Memory
No microSDXC (dedicated slot)

Camera

Rear Camera
50 MP + 32 MP + 13 MP [Similar] 64 MP + 12 MP [Similar]
Flash
LED Flash LED Flash
Features
50 MP, f/1.9, 24mm (wide), 1/1.56", 1.0µm, PDAF, gimbal OIS
32 MP, f/2.4, 65mm (telephoto), 1/3.2", 0.7µm, PDAF, OIS, 3x optical zoom
13 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/3.0", 1.12µm
HDR, Panorama
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
Video
8K@24fps, 4K@30/60fps, 1080p@30/60/120/240fps, 720p@480fps; gyro-EIS, HDR10+ 8K@30fps, 4K@30/60/120fps, 1080p@30/60/240fps, 720p@480fps; gyro-EIS, HDR
Front Camera
32 MP, f/2.5, 22mm (wide), 1/3.2", 0.7µm
Panorama, HDR
1080p@30fps [Similar]
12 MP, f/2.5, 28mm (standard), 1/2.93", 1.22µm, dual pixel PDAF Video 4K@30fps, 1080p@30/60fps [Similar]

Multimedia

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

Connectivity and Data Rate

GPRS
Yes Yes
Edge
Yes Yes
3G
HSPA, LTE, 5G HSPA 42.2/5.76 Mbps, LTE-A (CA)
Bluetooth
5.4, A2DP, LE, aptX HD, aptX Adaptive, aptX Lossless 5.0, A2DP, LE, aptX Adaptive
Wi-Fi
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot
USB
USB Type-C USB Type-C
GPS
GPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC, GLONASS Yes, with dual-band A-GPS, GLONASS, GALILEO, BDS, QZSS, NavIC
Browser
Yes Yes

User Memory

Internal
512 GB, 16 GB RAM or 256 GB, 12 GB RAM UFS 4.0 256 GB, 16 GB RAM or 256 GB, 8 GB RAM or 128 GB, 8 GB RAM or 128 GB, 6 GB RAM
Expandable Storage
No microSDXC (dedicated slot)
USB OTG
Not Supported Supported

Sensors

Fingerprint
Proximity Sensor
Accelerometer Sensor
Magnetic-field Sensor (Compass)
Gyroscope Sensor
NFC

Battery

Type
Non-removable Li-ion Battery
Fast Battery Charging 65W wired, PD3.0, PPS, QC5, 100% in 39 min
15W wireless (Qi)
10W reverse wired
Non-removable Li-Po Battery
Fast battery charging 30W
USB Power Delivery 3.0
Reverse charging
Capacity
5500 mAh 4000 mAh
Stand by
- -
Talk Time
- -
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