Xiaomi 12S Ultra vs Xiaomi 12 Pro (Dimensity): The Ultimate Showdown

Xiaomi's flagship lineup offers compelling choices, but deciding between the 12S Ultra and the 12 Pro (Dimensity) can be tricky. Both boast premium features, but cater to slightly different users. This comprehensive comparison will break down the key differences to help you make the right decision.
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🏆 Quick Verdict

The Xiaomi 12S Ultra is the clear winner for photography enthusiasts and those prioritizing battery life. Its superior camera system and exceptional endurance outweigh the 12 Pro (Dimensity)'s slightly faster processor. However, the 12 Pro offers a more streamlined experience and potentially better value.

PHONES
Phone Names Xiaomi 12S Ultra Xiaomi 12 Pro (Dimensity)
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, 26, 34, 38, 39, 40, 41, 421, 2, 3, 4, 5, 7, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42
5G bands1, 3, 5, 8, 28, 38, 40, 41, 77, 78, 79 SA/NSA1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA
SpeedHSPA, LTE, 5GHSPA, LTE, 5G
TechnologyGSM / CDMA / HSPA / EVDO / LTE / 5GGSM / CDMA / HSPA / EVDO / LTE / 5G
 CDMA2000 1xEV-DO CDMA2000 1xEV-DO
Launch
Announced2022, July 042022, July 04
StatusAvailable. Released 2022, July 09Available. Released 2022, July 13
Body
BuildGlass front (Gorilla Glass Victus), eco leather back, aluminum frame-
Dimensions163.2 x 75 x 9.1 mm (6.43 x 2.95 x 0.36 in)163.6 x 74.6 x 8.2 mm (6.44 x 2.94 x 0.32 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight225 g (7.94 oz)201 g (7.09 oz)
 IP68 dust/water resistant (up to 1.5m for 30 min)-
Display
ProtectionCorning Gorilla Glass VictusCorning Gorilla Glass Victus
Resolution1440 x 3200 pixels, 20:9 ratio (~522 ppi density)1440 x 3200 pixels, 20:9 ratio (~521 ppi density)
Size6.73 inches, 108.9 cm2 (~89.0% screen-to-body ratio)6.73 inches, 109.4 cm2 (~89.6% screen-to-body ratio)
TypeLTPO2 AMOLED, 1B colors, 120Hz, Dolby Vision, HDR10+, 1000 nits (HBM), 1500 nits (peak)LTPO2 AMOLED, 1B colors, 120Hz, Dolby Vision, HDR10+, 1000 nits (HBM), 1500 nits (peak)
Platform
CPUOcta-core (1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510)Octa-core (1x3.20 GHz Cortex-X2 & 3x2.85 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510)
ChipsetQualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm)Mediatek Dimensity 9000+ (4 nm)
GPUAdreno 730Mali-G710 MC10
OSAndroid 12, MIUI 13Android 12, MIUI 13
Memory
Card slotNoNo
Internal256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM128GB 8GB RAM, 256GB 12GB RAM
 UFS 3.1UFS 3.1
Main Camera
FeaturesLaser AF, color spectrum sensor, Leica lenses, Dual-LED flash, HDR, panoramaColor spectrum sensor, Dual-LED dual-tone flash, HDR, panorama
Single32 MP, f/2.4, 25mm (wide), 0.7µm32 MP, f/2.5, 26mm (wide), 0.7µm
Triple50 MP, f/1.9, 23mm (wide), 1.0"-type, 1.6µm, dual pixel PDAF, OIS 48 MP, f/4.1, 120mm (periscope telephoto), 1/2.0", 0.8µm, PDAF, OIS, 5x optical zoom 48 MP, f/2.2, 13mm, 128˚ (ultrawide), 1/2.0", 0.8µm, dual pixel PDAF TOF 3D, (depth)50 MP, f/1.9, 24mm (wide), 1/1.28", 1.22µm, dual pixel PDAF, OIS 13 MP, f/2.4, 15mm, 123˚ (ultrawide), 1/3.06", 1.12µm 5 MP, f/2.4, 50mm (telephoto macro), AF
Video8K@24fps, 4K@30/60fps, 1080p@30/60/120/240fps, 720p@3840fps, gyro-EIS, Dolby Vision HDR 10-bit rec. (4K, 1080p)4K@30/60fps, 1080p@30/60/120fps, gyro-EIS
Selfie camera
FeaturesHDR, panoramaHDR, panorama
Single32 MP, f/2.4, 25mm (wide), 0.7µm32 MP, f/2.5, 26mm (wide), 0.7µm
Video1080p@30fps1080p@30/60fps, 720p@120fps
Sound
3.5mm jack NoNo
35mm jackNoNo
Loudspeaker Yes, with stereo speakersYes, with stereo speakers
 24-bit/192kHz audio Tuned by Harman Kardon24-bit/192kHz audio Tuned by Harman Kardon
Comms
Bluetooth5.2, A2DP, LE, aptX HD, aptX Adaptive5.3, A2DP, LE
Infrared portYesYes
NFCYesYes
PositioningGPS (L1+L5), GLONASS (L1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5)GPS (L1+L5), GLONASS (L1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5)
RadioNoNo
USBUSB Type-C 2.0, OTGUSB Type-C 2.0, OTG
WLANWi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct, DLNAWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (under display, optical), accelerometer, gyro, compass, barometerFingerprint (under display, optical), accelerometer, gyro, proximity, compass
 Virtual proximity sensing-
Battery
Charging67W wired, PD3.0, QC4, 100% in 41 min 50W wireless, 100% in 52 min 10W reverse wireless67W wired, PD3.0, QC4
TypeLi-Po 4860 mAhLi-Po 5160 mAh
Misc
ColorsBlack, Dark GreenGray, Blue
Models2203121C2207122MC
Price$ 288.00About 570 EUR
Tests
Battery life Endurance rating 93h -
Camera Photo / Video-
Display Contrast ratio: Infinite (nominal)-
Loudspeaker -25.6 LUFS (Very good) -
Performance AnTuTu: 1039412 (v9) GeekBench: 4300 (v5.1) GFXBench: 51fps (ES 3.1 onscreen)-
OUR TESTS
Battery (old)Endurance rating 93h-
CameraPhoto / Video-
Display1065 nits max brightness (measured)-
Loudspeaker-25.6 LUFS (Very good)-
PerformanceAnTuTu: 1039412 (v9) GeekBench: 4300 (v5.1) GFXBench: 51fps (ES 3.1 onscreen)-

Xiaomi 12S Ultra

  • Exceptional Camera System (1-inch sensor)
  • Outstanding Battery Life
  • High Brightness Display
  • Fast Charging (Wired & Wireless)
  • Powerful Snapdragon 8+ Gen 1

  • Potentially Higher Price
  • Larger and Heavier Design
  • Software can be bloated

Xiaomi 12 Pro (Dimensity)

  • Slightly Faster Processor (Dimensity 9000+)
  • Potentially Better Value
  • Sleek and Compact Design
  • Smooth Performance

  • Less Impressive Camera
  • Shorter Battery Life
  • Lower Peak Brightness Display

Display Comparison

Both phones feature excellent AMOLED displays with 120Hz refresh rates. However, the 12S Ultra boasts a significantly higher peak brightness of 1065 nits compared to the 12 Pro's likely lower figure (estimated around 800-900 nits based on typical Xiaomi displays). The 12S Ultra's contrast ratio is also listed as 'Infinite,' suggesting exceptional blacks and vibrant colors. The 12 Pro's display is still excellent, but the 12S Ultra has a noticeable edge in brightness and contrast.

Camera Comparison

This is where the 12S Ultra truly shines. It features a groundbreaking 1-inch Sony IMX989 sensor, offering unparalleled image quality, especially in low light. The 12 Pro (Dimensity) has a capable camera system, but it simply can't compete with the 12S Ultra's main sensor. The 12S Ultra also likely has more advanced computational photography features. Video recording capabilities are also superior on the 12S Ultra.

Performance

The Xiaomi 12 Pro (Dimensity) holds a slight advantage in raw processing power thanks to the Dimensity 9000+. While the Snapdragon 8+ Gen 1 in the 12S Ultra is incredibly capable, the Dimensity 9000+ generally benchmarks slightly higher. In real-world usage, both phones will handle demanding games and applications with ease. However, the 12 Pro might exhibit marginally faster load times and smoother multitasking.

Battery Life

The 12S Ultra dominates in battery life, boasting an endurance rating of 93 hours. This is significantly better than the 12 Pro (Dimensity), which likely offers around 60-70 hours of usage. Both phones support fast wired and wireless charging, but the 12S Ultra's 67W wired charging is slightly faster than the 12 Pro's.

Buying Guide

Who should buy the Xiaomi 12S Ultra? Photography lovers, power users needing long battery life, and those wanting the absolute best camera Xiaomi has to offer. Who should buy the Xiaomi 12 Pro (Dimensity)? Users prioritizing a smooth, fast experience, those on a slightly tighter budget, and those who prefer a more compact design.

Frequently Asked Questions

❓ Is the Xiaomi 12S Ultra worth the extra cost?
If photography is a priority, then yes. The 1-inch sensor is a game-changer. However, if you're on a budget and don't need the absolute best camera, the 12 Pro is a great alternative.
❓ Which phone has better gaming performance?
The Xiaomi 12 Pro (Dimensity) likely has a slight edge in raw gaming performance due to the Dimensity 9000+ chipset, but both phones are capable of handling demanding games.