ZTE nubia Z70S Ultra vs Xiaomi 14T Pro: A Deep Dive into Flagship Performance

The ZTE nubia Z70S Ultra and Xiaomi 14T Pro represent compelling options in the increasingly competitive flagship smartphone market. The nubia Z70S Ultra leverages Qualcomm’s latest Snapdragon 8 Elite, while the Xiaomi 14T Pro champions MediaTek’s Dimensity 9300+ platform. This comparison dissects their key differences, helping you determine which device best suits your needs.
Phones Images

🏆 Quick Verdict

For users prioritizing raw processing power and sustained performance, the ZTE nubia Z70S Ultra, powered by the Snapdragon 8 Elite, emerges as the winner. However, the Xiaomi 14T Pro’s significantly faster 120W charging and wireless charging capabilities make it a strong contender for those valuing convenience and rapid power-ups.

PHONES
Phone Names ZTE nubia Z70S Ultra Xiaomi 14T Pro
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 42, 661, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 42, 48, 66
5G bands1, 2, 3, 5, 7, 8, 20, 25, 26, 28, 38, 40, 41, 66, 77, 78 SA/NSA1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 48, 66, 75, 77, 78 SA/NSA
SpeedHSPA, LTE, 5GHSPA, LTE, 5G
TechnologyGSM / CDMA / HSPA / CDMA2000 / LTE / 5GGSM / HSPA / LTE / 5G
Launch
Announced2025, April 282024, September 26
StatusAvailable. Released 2025, April 28Available. Released 2024, September 26
Body
BuildGlass front (Gorilla Glass 7i), aluminum frame, glass backGlass front (Gorilla Glass 5), aluminum frame, glass back (Panda X)
Dimensions164.3 x 77.1 x 8.6 mm (6.47 x 3.04 x 0.34 in)160.4 x 75.1 x 8.4 mm (6.31 x 2.96 x 0.33 in)
SIMNano-SIM + Nano-SIM· Nano-SIM + eSIM· eSIM + eSIM· Nano-SIM + Nano-SIM
Weight228 g (8.04 oz)209 g (7.37 oz)
Display
ProtectionCorning Gorilla Glass 7i or Longxi glass (gen 2)Corning Gorilla Glass 5
Resolution1216 x 2688 pixels (~431 ppi density)1220 x 2712 pixels, 20:9 ratio (~446 ppi density)
Size6.85 inches, 113.7 cm2 (~89.7% screen-to-body ratio)6.67 inches, 107.4 cm2 (~89.1% screen-to-body ratio)
TypeAMOLED, 1B colors, 144Hz, HDR10, 2000 nits (peak)AMOLED, 68B colors, 144Hz, 3840Hz PWM, Dolby Vision, HDR10+, 1600 nits (HBM), 4000 nits (peak)
Platform
CPUOcta-core (2x4.32 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)Octa-core (1x3.4 GHz Cortex-X4 & 3x2.85 GHz Cortex-X4 & 4x2.0 GHz Cortex-A720)
ChipsetQualcomm SM8750-AB Snapdragon 8 Elite (3 nm)Mediatek Dimensity 9300+ (4 nm)
GPUAdreno 830Immortalis-G720 MC12
OSAndroid 15, Nebula AIOS 1.5Android 14, HyperOS
Memory
Card slotNoNo
Internal256GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM, 1TB 24GB RAM256GB 12GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 12GB RAM
Main Camera
FeaturesLaser AF, color spectrum sensor, Ring-LED, dual-tone flash, panorama, HDRLeica lens, Ultra HDR, LED flash, HDR, panorama
Triple50 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 PDAF50 MP, f/1.6, 23mm (wide), 1/1.31", 1.2µm, PDAF, OIS 50 MP, f/2.0, 60mm (telephoto), 1/2.88", 0.61µm, PDAF, 2.6x optical zoom 12 MP, f/2.2, 15mm (ultrawide), 1/3.06", 1.12µm
Video8K@30fps, 4K@30/60/120fps, 1080p@30/60fps, gyro-EIS, HDR10, 10‑bit video8K@24/30fps, 4K@24/30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS, 10-bit Rec. 2020, HDR10+
Selfie camera
FeaturesHDRHDR
Single16 MP, f/2.0, 24mm (wide), 1/2.8", 1.12µm, under display32 MP, f/2.0, 25mm (wide), 1/3.44", 0.64µm
Video1080p@30fps4K@30fps, 1080p@30/60fps, HDR10+
Sound
35mm jackNoNo
Loudspeaker Yes, with stereo speakersYes, with stereo speakers
Comms
Bluetooth5.4, A2DP, LE, aptX HD, aptX Adaptive, aptX Lossless5.4, A2DP, LE, LHDC
Infrared portYesYes
NFCYesYes (market/region dependent)
PositioningGPS (L1+L2+L5), GLONASS (G1+G5), BDS (B1I+B1C+B2a+B2b), GALILEO (E1+E5a), QZSS (L1+L5)GPS (L1+L5), BDS (B1I+B1C+B2a+B2b), GALILEO (E1+E5a+E5b), QZSS (L1+L5), NavIC (L5), GLONASS
RadioNoNo
USBUSB Type-C 3.2, OTGUSB Type-C 2.0, OTG
WLANWi-Fi 802.11 a/b/g/n/ac/6e/7, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac/6e/7, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (under display, optical), accelerometer, gyro, proximity, compassFingerprint (under display, optical), accelerometer, gyro, proximity, compass
Battery
Charging80W wired, PD3.0, QC4120W wired, PD3.0, QC4, 100% in 19 min 50W wireless, 100% in 45 min
TypeSi/C Li-Ion 6600 mAhLi-Po 5000 mAh
Misc
ColorsAntique Brown, Classic BlackTitan Gray, Titan Blue, Titan Black
ModelsNX737J2407FPN8EG
Price£ 629.00 / € 729.00$ 550.00 / £ 498.00 / € 539.99
SAR EU-0.99 W/kg (head)     1.00 W/kg (body)

ZTE nubia Z70S Ultra

  • Superior CPU performance with Snapdragon 8 Elite
  • Brighter display for better outdoor visibility
  • Potentially better thermal management due to 3nm process

  • Slower charging speeds (80W wired, no wireless)
  • Less mainstream brand recognition

Xiaomi 14T Pro

  • Incredibly fast 120W wired charging
  • Convenient 50W wireless charging
  • Wider brand recognition and accessory availability

  • Slightly lower peak display brightness
  • Potentially more thermal throttling under sustained load

Display Comparison

The ZTE nubia Z70S Ultra boasts a display capable of reaching 1395 nits of peak brightness, exceeding the Xiaomi 14T Pro’s 1228 nits. This translates to superior visibility in direct sunlight. While both devices likely employ AMOLED panels, the nubia’s higher peak brightness provides a noticeable advantage for HDR content consumption. We lack panel technology details (LTPO, PWM frequency) but the brightness difference is a clear win for the nubia. Bezels are assumed to be similar given both phones target a premium aesthetic.

Camera Comparison

Without detailed camera specs, a direct comparison is limited. However, the chipset’s ISP capabilities play a crucial role. Qualcomm’s Snapdragon 8 Elite typically offers advanced image processing features. The Xiaomi 14T Pro’s Dimensity 9300+ also has a powerful ISP, but the nubia’s processor may have an edge in computational photography. We can assume both phones will offer excellent image quality, but the nubia’s processor might provide more sophisticated algorithms for noise reduction and dynamic range. The presence of OIS on the main sensors (assumed) will be critical for stable video recording.

Performance

The core of the performance difference lies in the chipsets. The ZTE nubia Z70S Ultra utilizes the Qualcomm SM8750-AB Snapdragon 8 Elite (3nm) with a unique octa-core configuration featuring Oryon V2 Phoenix cores (2x4.32 GHz + 6x3.53 GHz). This architecture is designed for sustained high performance. Conversely, the Xiaomi 14T Pro is powered by the MediaTek Dimensity 9300+ (4nm) with a different core arrangement (1x3.4 GHz Cortex-X4, 3x2.85 GHz Cortex-X4, 4x2.0 GHz Cortex-A720). The 3nm process of the Snapdragon 8 Elite should offer better thermal efficiency, potentially leading to less throttling during extended gaming sessions. The Oryon cores are also known for their strong single-core performance, which benefits responsiveness in everyday tasks.

Battery Life

Both phones deliver impressive battery life, with the ZTE nubia Z70S Ultra achieving 12:52h of active use and the Xiaomi 14T Pro at 12:32h. The difference is minimal. However, the Xiaomi 14T Pro significantly pulls ahead in charging speed. Its 120W wired charging can fully charge the device in just 19 minutes, a substantial improvement over the nubia’s 80W charging. Furthermore, the Xiaomi 14T Pro adds 50W wireless charging, completing a full charge in 45 minutes – a feature absent on the nubia Z70S Ultra. This makes the Xiaomi 14T Pro the clear winner for users who frequently need to top up their battery quickly.

Buying Guide

Buy the ZTE nubia Z70S Ultra if you demand the highest possible CPU and GPU performance for demanding tasks like gaming and video editing, and value a slightly brighter display. Buy the Xiaomi 14T Pro if you prioritize incredibly fast charging speeds – both wired and wireless – and appreciate a more mainstream software experience, potentially with wider accessory availability.

Frequently Asked Questions

❓ Does the Dimensity 9300+ in the Xiaomi 14T Pro tend to overheat during prolonged gaming sessions?
While the Dimensity 9300+ is a powerful chip, its 4nm process is less efficient than the Snapdragon 8 Elite’s 3nm process. This *could* lead to more noticeable thermal throttling during extended gaming. However, Xiaomi typically implements robust cooling solutions, so the extent of throttling will depend on the phone’s thermal design.
❓ Is the 80W charging on the ZTE nubia Z70S Ultra still considered fast compared to other flagship phones?
80W charging is certainly fast and will still provide a significant top-up in a short amount of time. However, it’s noticeably slower than the 120W charging offered by the Xiaomi 14T Pro. For users who prioritize the absolute fastest charging speeds, the Xiaomi is the better choice.
❓ How does the Snapdragon 8 Elite's Oryon CPU cores impact real-world app loading and multitasking speeds?
The Oryon cores are designed for high single-core performance, which directly translates to faster app launch times and smoother multitasking. You should experience snappier responsiveness when switching between apps and running demanding applications on the ZTE nubia Z70S Ultra.
❓ Does the Xiaomi 14T Pro support all major 5G bands for international travel?
The Xiaomi 14T Pro's 5G band support varies by region. It's crucial to check the specific model number intended for your region to ensure compatibility with local 5G networks before purchasing. Refer to Xiaomi's official specifications for detailed band information.