Asus Zenfone 12 Ultra vs Motorola Signature Specs Comparison

Availability

Officially announced
Feb 06, 2025	Jan 07, 2026
Prices (MSRP)
16GB/256GB - €1099	16GB/512 - €1000

Design

Dimensions
6.45 x 3.03 x 0.35 inches 163.8 x 77 x 8.9 mm	6.38 x 3.01 x 0.28 inches 162.1 x 76.4 x 6.99 mm
Weight
7.76 oz / 220.0 g	6.56 oz / 186.0 g
Materials
Back: Glass	Frame: Aluminum
Resistance
Water, Dust; IP68	Water, Splash, Dust; IP69; MIL-STD 810H
Biometrics
Optical in-screen fingerprint	Ultrasonic in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Ebony Black, Sakura White, Sage Green	Carbon, Martini Olive

Display

Size
6.8-inch, 88.31% screen-to-body	6.8-inch, 90.72% screen-to-body
Type
AMOLED, 144Hz, HDR, 2500 nits	AMOLED, 165Hz, 6200 nits
Resolution
2400x1080px, 20:9 ratio, 388 PPI	2780x1264px, 449 PPI
Protection
Corning Gorilla Glass Victus 2	Corning Gorilla Glass Victus 2
Features
	HDR support, Dolby Vision

PhoneArena Display Test

Bright Max (20% APL)
2199 (Excellent)	Untested
Bright Min
5.9 (Poor)	Untested

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Snapdragon 8 Elite SM8750-AB (4 nm)	Snapdragon 8 Gen 5 SM8845 (3 nm)
Processor
Octa-core 2x4.32 GHz Oryon V2 Phoenix L 6x3.53 GHz Oryon V2 Phoenix M	Octa-core 2x3.8GHz Oryon V3 Phoenix L 6x3.32GHz Oryon V3 Phoenix M
GPU
Adreno 830	Adreno 840
Memory
16GB (LPDDR5X)/256GB (UFS 4.0) 16GB/512GB	16GB (LPDDR5X)/512GB (UFS 4.1)
Storage expansion
not expandable	not expandable
OS
Android (15)	Android (16)

PhoneArena Performance Test

GeekBench 6 Single
2964	Untested
GeekBench 6 Multi
9302	Untested
3D Mark High
5201	Untested
3D Mark Low
4672	Untested

Learn more on our PhoneArena Performance Test Results page.

Battery

Type
5500 mAh, Li - Ion	5200 mAh, Si - Carbon
Charging
Fast charging Qi wireless charging, Reverse wired charging	Reverse wireless charging
Charge speed
Wired: 65.0W Wireless: 15.0W	Wired: 90.0W Wireless: 50.0W

PhoneArena Battery Tests

Battery Life Estimate

7h 10min

Browsing

16h 3min

Video

9h 47min

Gaming

12h 13min

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Triple camera	Triple 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	50 MP (OIS, PDAF) Aperture size: F1.6 Sensor size: 1/1.28" Pixel size: 1.22 μm
Second camera
13 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 13 mm Sensor size: 1/3" Pixel size: 1.12 μm	50 MP (Ultra-wide) Aperture size: F2.0 Focal Length: 12 mm Sensor size: 1/2.76" Pixel size: 0.64 μm
Third camera
32 MP (Telephoto, OIS, PDAF) Optical zoom: 3.0x Aperture size: F2.4 Focal Length: 65 mm Sensor size: 1/3.2" Pixel size: 0.7 μm	50 MP (Telephoto, Periscope, OIS) Optical zoom: 3.0x Aperture size: F2.4 Focal Length: 71 mm Sensor size: 1/1.95" Pixel size: 0.8 μm
Flash
LED
Video recording
8K UHD (24 fps), 4K UHD (60 fps), 1080p (240 fps)	8K UHD (30 fps), 4K UHD (120 fps), 1080p (240 fps)
Front
32 MP Video capture: 1080p (30 fps)	50 MP (Autofocus)

PhoneArena Camera Tests

141

Overall

144

Photo

138

Video

N/A

Overall

N/A

Photo

N/A

Video

Learn more on our PhoneArena Camera Test Results page

Connectivity & Features

Bluetooth
5.4	6.0
WLAN
Wi-Fi 6E,Wi-Fi 7 Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac	Wi-Fi 6,Wi-Fi 7 Wi-Fi Direct, Hotspot
USB
Type-C	Type-C, USB 3.2
Sensors
Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, 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
n1, n2, n3, n5, n7, n8, n12, n20, n25, n28, n38, n40, n41, n48, n66, n77, n78, n79, SA, NSA, Sub-6	n1, n2, n3, n4, n5, n7, n8, n20, n25, n26, n28, n38, n40, n41, n66, n70, n71, n77, n78, n80, n84
LTE Bands
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 32, 66	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66, 71
TDD Bands
34, 38, 39, 40, 41, 42, 43, 48	34, 38, 39, 40, 41, 42, 43, 46
3G Bands
1, 3, 5, 8	1, 2, 4, 5, 8
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s
SIM type
eSIM, Dual Nano SIM	Nano SIM, eSIM

Alternative variants

With 16GB RAM and 512GB internal storage

Memory	16GB/512GB

Discover more

Full Specs Asus Zenfone 12 Ultra Specs PA Review Asus Zenfone 12 Ultra Review

Full Specs Motorola Signature Specs