Screen size
Quick verdict
nubia Z70S Ultra leads the measured specs 9-5.
Measured wins
nubia RedMagic Astra
5
spec wins
Ties
9
equal specs
nubia Z70S Ultra
9
spec wins
Overall winner
Screen size
Technology
nubia RedMagic Astra
No cellular connectivity
nubia Z70S Ultra
GSM / CDMA / HSPA / CDMA2000 / LTE / 5G
2G bands
nubia RedMagic Astra
N/A
nubia Z70S Ultra
GSM 850 / 900 / 1800 / 1900 , CDMA 800
3G bands
nubia RedMagic Astra
N/A
nubia Z70S Ultra
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 , CDMA2000 1x
4G bands
nubia RedMagic Astra
N/A
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
equal specsRAM
equal specsStorage
equal specsMain camera
Front camera
Battery
Wired charging
equal specsWeight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
NFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
equal specsnubia Z70S Ultra
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 42, 66
GPRS
nubia RedMagic Astra
No
nubia Z70S Ultra
-
EDGE
nubia RedMagic Astra
No
nubia Z70S Ultra
-
5G bands
nubia RedMagic Astra
-
nubia Z70S Ultra
1, 2, 3, 5, 7, 8, 20, 25, 26, 28, 38, 40, 41, 66, 77, 78 SA/NSA
Speed
nubia RedMagic Astra
-
nubia Z70S Ultra
HSPA, LTE, 5G
Announced
nubia RedMagic Astra
2025, June 11
nubia Z70S Ultra
2025, April 28
Status
nubia RedMagic Astra
Available. Released 2025, June 12
nubia Z70S Ultra
Available. Released 2025, April 28
Dimensions
nubia RedMagic Astra
207 x 134.2 x 6.9 mm (8.15 x 5.28 x 0.27 in)
nubia Z70S Ultra
164.3 x 77.1 x 8.6 mm (6.47 x 3.04 x 0.34 in)
Weight
nubia RedMagic Astra
370 g (13.05 oz)
nubia Z70S Ultra
228 g (8.04 oz)
Build
nubia RedMagic Astra
Glass front, aluminum frame, aluminum back
nubia Z70S Ultra
Glass front (Gorilla Glass 7i), aluminum frame, glass back
SIM
nubia RedMagic Astra
No
nubia Z70S Ultra
Nano-SIM + Nano-SIM
Other
nubia RedMagic Astra
RGB light on the back Built-in cooling fan (Illuminated) Aviation-grade aluminum frame IP54 dust protected and water resistant (water splashes)
nubia Z70S Ultra
IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min)
Type
nubia RedMagic Astra
LTPO OLED, 1B colors, 165Hz, 5280Hz PWM, HDR, 1000 nits (typ), 1600 nits (peak)
nubia Z70S Ultra
AMOLED, 1B colors, 144Hz, HDR10, 2000 nits (peak)
Size
nubia RedMagic Astra
9.06 inches, 238.3 cm2 (~85.8% screen-to-body ratio)
nubia Z70S Ultra
6.85 inches, 113.7 cm2 (~89.7% screen-to-body ratio)
Resolution
nubia RedMagic Astra
1504 x 2400 pixels, 16:10 ratio (~313 ppi density)
nubia Z70S Ultra
1216 x 2688 pixels (~431 ppi density)
Protection
nubia RedMagic Astra
Corning Gorilla Glass (unspecified version), Mohs level 4
nubia Z70S Ultra
Corning Gorilla Glass 7i or Longxi glass (gen 2)
OS
nubia RedMagic Astra
Android 15, Redmagic OS 10.5
nubia Z70S Ultra
Android 15, Nebula AIOS 1.5
Chipset
nubia RedMagic Astra
Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm)
nubia Z70S Ultra
Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm)
CPU
nubia RedMagic Astra
Octa-core (2x4.32 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)
nubia Z70S Ultra
Octa-core (2x4.32 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)
GPU
nubia RedMagic Astra
Adreno 830 (1200 MHz)
nubia Z70S Ultra
Adreno 830
Card slot
nubia RedMagic Astra
No
nubia Z70S Ultra
No
Internal
nubia RedMagic Astra
256GB 12GB RAM, 512GB 16GB RAM, 1TB 24GB RAM
nubia Z70S Ultra
256GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM, 1TB 24GB RAM
Other
nubia RedMagic Astra
UFS 4.1 Pro
nubia Z70S Ultra
UFS 4.0
Single
nubia RedMagic Astra
13 MP, (wide)
nubia Z70S Ultra
-
Features
nubia RedMagic Astra
LED flash, HDR, panorama
nubia Z70S Ultra
Laser AF, color spectrum sensor, Ring-LED, dual-tone flash, panorama, HDR
Video
nubia RedMagic Astra
4K@30fps, 1080p@30fps
nubia Z70S Ultra
8K@30fps, 4K@30/60/120fps, 1080p@30/60fps, gyro-EIS, HDR10, 10‑bit video
Triple
nubia RedMagic Astra
-
nubia Z70S Ultra
50 MP, f/1.7, 35mm (standard), 1/1.3", 1.2µm, PDAF, OIS 64 MP, f/2.5, 70mm (periscope telephoto), 1/2.0", 0.7µm, multi-directional PDAF (15cm - ∞), OIS, 2.7x optical zoom (vs. 26mm cam) 50 MP, f/2.0, 13mm, 122˚ (ultrawide), 1/2.88", 0.61µm, multi-directional PDAF
Single
nubia RedMagic Astra
9 MP, f/2.2, (wide), 0.7μm
nubia Z70S Ultra
16 MP, f/2.0, 24mm (wide), 1/2.8", 1.12µm, under display
Video
nubia RedMagic Astra
1080p@30fps
nubia Z70S Ultra
1080p@30fps
Features
nubia RedMagic Astra
-
nubia Z70S Ultra
HDR
Loudspeaker
nubia RedMagic Astra
Yes, with stereo speakers
nubia Z70S Ultra
Yes, with stereo speakers
3.5mm jack
nubia RedMagic Astra
No
nubia Z70S Ultra
No
Other
nubia RedMagic Astra
Snapdragon Sound
nubia Z70S Ultra
24-bit/192kHz Hi-Res audio Snapdragon Sound
WLAN
nubia RedMagic Astra
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band
nubia Z70S Ultra
Wi-Fi 802.11 a/b/g/n/ac/6e/7, dual-band, Wi-Fi Direct
Bluetooth
nubia RedMagic Astra
5.4, A2DP, LE
nubia Z70S Ultra
5.4, A2DP, LE, aptX HD, aptX Adaptive, aptX Lossless
Positioning
nubia RedMagic Astra
No
nubia Z70S Ultra
GPS (L1+L2+L5), GLONASS (G1+G5), BDS (B1I+B1C+B2a+B2b), GALILEO (E1+E5a), QZSS (L1+L5)
NFC
nubia RedMagic Astra
No
nubia Z70S Ultra
Yes
Radio
nubia RedMagic Astra
No
nubia Z70S Ultra
No
USB
nubia RedMagic Astra
USB Type-C 3.2 Gen2, Display Port, magnetic connector pins
nubia Z70S Ultra
USB Type-C 3.2, OTG
Infrared port
nubia RedMagic Astra
-
nubia Z70S Ultra
Yes
Sensors
nubia RedMagic Astra
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
nubia Z70S Ultra
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Type
nubia RedMagic Astra
8200 mAh
nubia Z70S Ultra
Si/C Li-Ion 6600 mAh
Charging
nubia RedMagic Astra
80W wired, 50% in 22 min
nubia Z70S Ultra
80W wired, PD3.0, QC4
Colors
nubia RedMagic Astra
Eclipse Black, Starfrost Silver
nubia Z70S Ultra
Antique Brown, Classic Black
Models
nubia RedMagic Astra
NP05J
nubia Z70S Ultra
NX737J
Price
nubia RedMagic Astra
About 500 EUR
nubia Z70S Ultra
About 730 EUR