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

Xiaomi consistently delivers impressive smartphones, and the 12S Ultra and 13 Ultra are prime examples. Both boast top-tier specs and stunning camera systems, but which one truly deserves your money? This comprehensive comparison dives deep into every aspect, helping you decide which flagship reigns supreme.
Phones Images

🏆 Quick Verdict

The Xiaomi 13 Ultra emerges as the clear winner, offering a faster Snapdragon 8 Gen 2 chip, significantly quicker charging, and a slightly improved camera system. While the 12S Ultra remains a capable device, the 13 Ultra’s advancements make it the superior choice for most users.

PHONES
Phone Names Xiaomi 12S Ultra Xiaomi 13 Ultra
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, 20, 26, 28, 38, 40, 41, 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, 77, 78, 79 SA/NSA - International
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 042023, April 18
StatusAvailable. Released 2022, July 09Available. Released 2023, April 21
Body
BuildGlass front (Gorilla Glass Victus), eco leather back, aluminum frameGlass 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)163.2 x 74.6 x 9.1 mm (6.43 x 2.94 x 0.36 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight225 g (7.94 oz)227 g (8.01 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 Victus
Resolution1440 x 3200 pixels, 20:9 ratio (~522 ppi density)1440 x 3200 pixels, 20:9 ratio (~522 ppi density)
Size6.73 inches, 108.9 cm2 (~89.0% screen-to-body ratio)6.73 inches, 108.9 cm2 (~89.5% screen-to-body ratio)
TypeLTPO2 AMOLED, 1B colors, 120Hz, Dolby Vision, HDR10+, 1000 nits (HBM), 1500 nits (peak)LTPO AMOLED, 68B colors, 120Hz, Dolby Vision, HDR10+, 1300 nits (HBM), 2600 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, HyperOS
Memory
Card slotNoNo
Internal256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM256GB 12GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
 UFS 3.1UFS 4.0
Main Camera
FeaturesLaser AF, color spectrum sensor, Leica lenses, Dual-LED flash, HDR, panoramaLaser AF, color spectrum sensor, Leica lenses, Dual-LED flash, HDR, panorama, 67mm filter ring holder (optional)
Quad-50 MP, f/1.9 or f/4.0, 23mm (wide), 1.0"-type, 1.6µm, dual pixel PDAF, OIS 50 MP, f/1.8, 75mm (telephoto), 1/2.51", 0.7µm, dual pixel PDAF, OIS, 3.2x optical zoom 50 MP, f/3.0, 120mm (periscope telephoto), 1/2.51", 0.7µm, dual pixel PDAF, OIS, 5x optical zoom 50 MP, f/1.8, 12mm, 122˚ (ultrawide), 1/2.51", 0.7µm, dual pixel PDAF TOF 3D, (depth)
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)-
Video8K@24fps, 4K@30/60fps, 1080p@30/60/120/240fps, 720p@3840fps, gyro-EIS, Dolby Vision HDR 10-bit rec. (4K, 1080p)8K@24fps, 4K@24/30/60fps, 1080p@30/60/120/240/480/960/1920fps, gyro-EIS, Dolby Vision HDR 10-bit rec. (4K@60fps, 1080p)
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@30/60fps, gyro-EIS
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 (L1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5)
RadioNoNo
USBUSB Type-C 2.0, OTGUSB Type-C 3.2, DisplayPort, 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/7, tri-band, Wi-Fi Direct
Features
SensorsFingerprint (under display, optical), accelerometer, gyro, compass, barometerFingerprint (under display, optical), accelerometer, proximity, gyro, compass, barometer
 Virtual proximity sensingVirtual proximity sensing
Battery
Charging67W wired, PD3.0, QC4, 100% in 41 min 50W wireless, 100% in 52 min 10W reverse wireless90W wired, PD3.0, QC4, 100% in 35 min 50W wireless, 100% in 49 min 10W reverse wireless
TypeLi-Po 4860 mAhLi-Po 5000 mAh
Misc
ColorsBlack, Dark GreenBlack, Olive Green, White, Orange, Yellow, Blue
Models2203121C2304FPN6DC, 2304FPN6DG
Price$ 288.00€ 797.98 / $ 389.69
SAR EU-0.99 W/kg (head)     1.00 W/kg (body)
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-Active use score 10:09h
Battery (old)Endurance rating 93hEndurance rating 108h
CameraPhoto / VideoPhoto / Video
Display1065 nits max brightness (measured)1207 nits max brightness (measured)
Loudspeaker-25.6 LUFS (Very good)-26.0 LUFS (Very good)
PerformanceAnTuTu: 1039412 (v9) GeekBench: 4300 (v5.1) GFXBench: 51fps (ES 3.1 onscreen)AnTuTu: 1268538 (v9) GeekBench: 5049 (v5.1), 5556 (v6) GFXBench: 110fps (ES 3.1 onscreen)

Xiaomi 12S Ultra

  • Excellent camera system
  • Powerful Snapdragon 8+ Gen 1
  • Bright and vibrant display
  • Fast charging (67W)

  • Older chipset compared to 13 Ultra
  • Slower charging than 13 Ultra
  • Potentially lower availability

Xiaomi 13 Ultra

  • Latest Snapdragon 8 Gen 2 chipset
  • Significantly faster charging (90W)
  • Improved camera system with larger sensor
  • Excellent display with high peak brightness

  • Higher price
  • Potentially larger and heavier

Display Comparison

Both phones feature excellent AMOLED displays, but the 13 Ultra edges ahead with a slightly higher peak brightness of 1207 nits compared to the 12S Ultra's 1065 nits. Both offer vibrant colors and excellent contrast (effectively infinite). The 13 Ultra may also have slightly improved color accuracy. Both have excellent viewing angles and support HDR content.

Camera Comparison

Both phones have exceptional camera systems, but the 13 Ultra’s larger sensor and improved image processing algorithms give it an advantage. The 13 Ultra generally captures more detail, better dynamic range, and improved low-light performance. Both offer impressive zoom capabilities, but the 13 Ultra’s software enhancements further refine the results. Video recording is excellent on both, with support for 8K resolution.

Performance

The Snapdragon 8 Gen 2 in the 13 Ultra provides a noticeable performance boost over the Snapdragon 8+ Gen 1 in the 12S Ultra. Expect smoother multitasking, faster app loading times, and improved gaming performance on the 13 Ultra. Both phones handle demanding tasks with ease, but the 13 Ultra’s chip is demonstrably more efficient.

Battery Life

The 13 Ultra boasts a slightly better endurance rating (108h vs 93h) and a significantly faster charging speed (90W wired vs 67W wired). While both offer wireless charging, the 13 Ultra’s 50W wireless charging is also faster. Active use scores also favor the 13 Ultra (10:09h vs unspecified for 12S Ultra).

Buying Guide

Who should buy the Xiaomi 12S Ultra? It's a great option for those seeking a premium camera experience and powerful performance at a potentially lower price point (due to being an older model). Who should buy the Xiaomi 13 Ultra? Ideal for users who prioritize the latest technology, fastest charging speeds, and the absolute best camera capabilities Xiaomi has to offer.

Frequently Asked Questions

❓ Is the Xiaomi 13 Ultra worth the upgrade from the 12S Ultra?
If you prioritize the latest technology, faster charging, and the best possible camera performance, then yes, the 13 Ultra is a worthwhile upgrade. However, if you're happy with the 12S Ultra's capabilities and can find it at a significantly lower price, it remains a compelling option.
❓ Which phone has better low-light camera performance?
The Xiaomi 13 Ultra generally exhibits better low-light camera performance due to its larger sensor and improved image processing algorithms. It captures more detail and less noise in challenging lighting conditions.