Xiaomi 12S Ultra vs Xiaomi 13: The Ultimate Flagship Showdown

Xiaomi consistently delivers impressive smartphones, and the 12S Ultra and 13 are prime examples. Both pack powerful specs and premium features, but cater to slightly different needs. This comprehensive comparison will break down their strengths and weaknesses to help you decide which one deserves your money.
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🏆 Quick Verdict

The Xiaomi 13 emerges as the overall winner, offering a brighter display, a more efficient chipset (Snapdragon 8 Gen 2), and slightly better battery life. While the 12S Ultra boasts a unique camera system, the 13's improvements across the board make it the more compelling choice for most users.

PHONES
Phone Names Xiaomi 12S Ultra Xiaomi 13
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, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 42, 48, 66 - International
5G bands1, 3, 5, 8, 28, 38, 40, 41, 77, 78, 79 SA/NSA1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 71, 75, 77, 78 SA/NSA - International
SpeedHSPA, LTE, 5GHSPA, LTE, 5G
TechnologyGSM / CDMA / HSPA / EVDO / LTE / 5GGSM / CDMA / HSPA / CDMA2000 / LTE / 5G
 CDMA2000 1xEV-DO 1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA - China
Launch
Announced2022, July 042022, December 11
StatusAvailable. Released 2022, July 09Available. Released 2022, December 14
Body
BuildGlass front (Gorilla Glass Victus), eco leather back, aluminum frameGlass front (Gorilla Glass 5), glass back or silicone polymer back, aluminum frame
Dimensions163.2 x 75 x 9.1 mm (6.43 x 2.95 x 0.36 in)152.8 x 71.5 x 8.0 mm or 8.1 mm
SIMNano-SIM + Nano-SIM· Nano-SIM + eSIM· Nano-SIM + Nano-SIM
Weight225 g (7.94 oz)185 g or 189 g (6.53 oz)
 IP68 dust/water resistant (up to 1.5m for 30 min)IP68 dust/water resistant (up to 1.5m for 30 min)
Display
ProtectionCorning Gorilla Glass VictusCorning Gorilla Glass 5
Resolution1440 x 3200 pixels, 20:9 ratio (~522 ppi density)1080 x 2400 pixels, 20:9 ratio (~414 ppi density)
Size6.73 inches, 108.9 cm2 (~89.0% screen-to-body ratio)6.36 inches, 97.7 cm2 (~89.4% screen-to-body ratio)
TypeLTPO2 AMOLED, 1B colors, 120Hz, Dolby Vision, HDR10+, 1000 nits (HBM), 1500 nits (peak)AMOLED, 120Hz, Dolby Vision, HDR10+, 1200 nits (HBM), 1900 nits (peak)
Platform
CPUOcta-core (1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510)Octa-core (1x3.2 GHz Cortex-X3 & 2x2.8 GHz Cortex-A715 & 2x2.8 GHz Cortex-A710 & 3x2.0 GHz Cortex-A510)
ChipsetQualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm)Qualcomm SM8550-AB Snapdragon 8 Gen 2 (4 nm)
GPUAdreno 730Adreno 740
OSAndroid 12, MIUI 13Android 13, upgradable to Android 14, MIUI 14
Memory
Card slotNoNo
Internal256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM
 UFS 3.1UFS 3.1 - 128GB UFS 4.0 - 256/512GB
Main Camera
FeaturesLaser AF, color spectrum sensor, Leica lenses, Dual-LED flash, HDR, panoramaLeica lens, color spectrum sensor, Dual-LED dual-tone flash, HDR, panorama
Single32 MP, f/2.4, 25mm (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/1.8, 23mm (wide), 1/1.49", 1.0µm, PDAF, OIS 10 MP, f/2.0, 75mm (telephoto), 1/3.75", 1.0µm, PDAF, OIS, 3.2x optical zoom 12 MP, f/2.2, 15mm, 120˚ (ultrawide), 1/3.06", 1.12µm
Video8K@24fps, 4K@30/60fps, 1080p@30/60/120/240fps, 720p@3840fps, gyro-EIS, Dolby Vision HDR 10-bit rec. (4K, 1080p)8K@24fps (HDR), 4K@24/30/60fps (HDR10+, 10-bit Dolby Vision HDR, 10-bit LOG), 1080p@30/120/240/960fps, 1080p@1920fps, gyro-EIS
Selfie camera
FeaturesHDR, panoramaHDR, panorama
Single32 MP, f/2.4, 25mm (wide), 0.7µm32 MP, f/2.0, 22mm (wide), 1/3.14", 0.7µm
Video1080p@30fps1080p@30fps
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
Comms
Bluetooth5.2, A2DP, LE, aptX HD, aptX Adaptive5.3, A2DP, LE, aptX HD, aptX Adaptive
Infrared portYesYes
NFCYesYes
PositioningGPS (L1+L5), GLONASS (L1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5)GPS (L1+L5), GLONASS (G1), 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/6e, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (under display, optical), accelerometer, gyro, compass, barometerFingerprint (under display, optical), accelerometer, proximity, gyro, 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, 100% in 38 min 50W wireless, 100% in 48 min 10W reverse wireless
TypeLi-Po 4860 mAhLi-Po 4500 mAh
Misc
ColorsBlack, Dark GreenWhite, Black, Flora Green, Mountain Blue, Red, Blue, Yellow, Green, Gray
Models2203121C2211133C, 2211133G
Price$ 288.00€ 314.00
Tests
Battery life Endurance rating 93h Endurance rating 108h
Camera Photo / Video Photo / Video
Display Contrast ratio: Infinite (nominal) Contrast ratio: Infinite (nominal)
Loudspeaker -25.6 LUFS (Very good) -25.8 LUFS (Very good)
Performance AnTuTu: 1039412 (v9) GeekBench: 4300 (v5.1) GFXBench: 51fps (ES 3.1 onscreen) AnTuTu: 1248260 (v9) GeekBench: 5129 (v5.1) GFXBench: 109fps (ES 3.1 onscreen)

Xiaomi 12S Ultra

  • Exceptional camera with large sensor
  • Unique zoom capabilities
  • Premium build quality
  • Fast charging

  • Slightly older chipset
  • Lower battery life compared to 13
  • Can be harder to find in some markets

Xiaomi 13

  • Brighter display
  • More efficient Snapdragon 8 Gen 2 chipset
  • Slightly better battery life
  • Faster charging
  • More readily available

  • Camera not as unique as 12S Ultra
  • Design is more conventional

Display Comparison

The Xiaomi 13 takes the lead in display brightness, measuring 1254 nits compared to the 12S Ultra's 1065 nits. Both offer excellent contrast ratios (Infinite nominal), vibrant colors, and smooth refresh rates. However, the extra brightness of the 13 makes it more usable outdoors. Both utilize AMOLED technology for deep blacks and excellent viewing angles.

Camera Comparison

The 12S Ultra's camera system is its standout feature, particularly its large 1-inch sensor. It excels in low-light photography and offers unique zoom capabilities. The Xiaomi 13's camera is still excellent, with improved image processing and video recording capabilities thanks to the Snapdragon 8 Gen 2. While the 12S Ultra has a unique appeal, the 13 offers a more consistently impressive camera experience.

Performance

The Snapdragon 8 Gen 2 in the Xiaomi 13 provides a noticeable performance boost over the Snapdragon 8+ Gen 1 in the 12S Ultra. The Gen 2's improved efficiency translates to smoother multitasking, faster app loading times, and better gaming performance. Both phones handle demanding tasks with ease, but the 13 has a slight edge.

Battery Life

The Xiaomi 13 boasts a slightly better endurance rating (108h) compared to the 12S Ultra (93h). Both phones support 67W wired charging and 50W wireless charging, with the 13 charging slightly faster (38 min vs 41 min wired). The 13's more efficient chipset contributes to its longer battery life.

Buying Guide

The Xiaomi 12S Ultra is ideal for photography enthusiasts who prioritize a large sensor and unique zoom capabilities. The Xiaomi 13 is a better choice for users seeking a more balanced flagship experience with improved performance, a brighter screen, and longer battery life.

Frequently Asked Questions

❓ Is the Xiaomi 12S Ultra still worth buying?
If you prioritize camera quality and unique zoom capabilities above all else, the 12S Ultra remains a compelling option. However, the Xiaomi 13 offers a more well-rounded flagship experience.
❓ Which phone has better software support?
The Xiaomi 13, being newer, is likely to receive longer software support and updates compared to the 12S Ultra.