OnePlus Ace 5 Ultra vs Xiaomi 14T Pro: A Deep Dive into Dimensity Power and Charging Speed

The OnePlus Ace 5 Ultra and Xiaomi 14T Pro represent the cutting edge of Mediatek-powered Android smartphones. Both aim for a premium experience, but diverge in their approaches to performance, charging, and battery optimization. This comparison dissects these differences to help you choose the right flagship for your needs.
Phones Images

🏆 Quick Verdict

For users prioritizing absolute charging speed and wireless charging convenience, the Xiaomi 14T Pro is the clear winner, reaching 100% in just 19 minutes. However, the OnePlus Ace 5 Ultra’s newer Dimensity 9400+ chipset offers a potential performance edge, making it ideal for demanding gamers and power users.

PHONES
Phone Names OnePlus Ace 5 Ultra Xiaomi 14T Pro
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 2100HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 3, 4, 5, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41, 42, 48, 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, 3, 5, 8, 26, 28, 38, 40, 41, 48, 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 / HSPA / LTE / 5GGSM / HSPA / LTE / 5G
Launch
Announced2025, May 272024, September 26
StatusAvailable. Released 2025, May 27Available. Released 2024, September 26
Body
Build-Glass front (Gorilla Glass 5), aluminum frame, glass back (Panda X)
Dimensions163.4 x 77 x 8.1 mm (6.43 x 3.03 x 0.32 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
Weight206 g (7.27 oz)209 g (7.37 oz)
Display
ProtectionCrystal Shield GlassCorning Gorilla Glass 5
Resolution1272 x 2800 pixels (~450 ppi density)1220 x 2712 pixels, 20:9 ratio (~446 ppi density)
Size6.83 inches, 113.3 cm2 (~90.1% screen-to-body ratio)6.67 inches, 107.4 cm2 (~89.1% screen-to-body ratio)
TypeAMOLED, 1B colors, 144Hz, 3840Hz PWM, HDR10+, Dolby Vision, HDR Vivid, 800 nits (typ), 1400 nits (peak)AMOLED, 68B colors, 144Hz, 3840Hz PWM, Dolby Vision, HDR10+, 1600 nits (HBM), 4000 nits (peak)
Platform
CPUOcta-core (1x3.73 GHz Cortex-X925 & 3x3.3 GHz Cortex-X4 & 4x2.4 GHz Cortex-A720)Octa-core (1x3.4 GHz Cortex-X4 & 3x2.85 GHz Cortex-X4 & 4x2.0 GHz Cortex-A720)
ChipsetMediatek Dimensity 9400+ (3 nm)Mediatek Dimensity 9300+ (4 nm)
GPUImmortalis-G925 MC12Immortalis-G720 MC12
OSAndroid 15, ColorOS 15Android 14, HyperOS
Memory
Card slotNoNo
Internal256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM256GB 12GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 12GB RAM
Main Camera
Dual50 MP, f/1.8, 24mm (wide), 1/1.56", 1.0µm, PDAF, OIS 8 MP, f/2.2, 16mm, 112˚ (ultrawide), 1/4.0", 1.12µm-
FeaturesLED flash, HDR, panoramaLeica lens, Ultra HDR, LED flash, HDR, panorama
Triple-50 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
Video4K@30/60fps, 1080p@30/60/120/240fps, gyro-EIS, OIS8K@24/30fps, 4K@24/30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS, 10-bit Rec. 2020, HDR10+
Selfie camera
FeaturesHDR, panoramaHDR
Single16 MP, f/2.4, 23mm (wide), 1/3", 1.0µm32 MP, f/2.0, 25mm (wide), 1/3.44", 0.64µm
Video1080p@30fps, gyro-EIS4K@30fps, 1080p@30/60fps, HDR10+
Sound
35mm jackNoNo
Loudspeaker Yes, with stereo speakersYes, with stereo speakers
Comms
Bluetooth5.4, A2DP, LE, aptX HD, LHDC 5, BLE Audio5.4, A2DP, LE, LHDC
Infrared portYesYes
NFCYesYes (market/region dependent)
PositioningGPS (L1+L5), GLONASS (G1), BDS (B1I+B1c+B2a+B2b), GALILEO (E1+E5a+E5b), QZSS (L1+L5), NavIC (L5)GPS (L1+L5), BDS (B1I+B1C+B2a+B2b), GALILEO (E1+E5a+E5b), QZSS (L1+L5), NavIC (L5), GLONASS
RadioNoNo
USBUSB Type-C 2.0USB Type-C 2.0, OTG
WLANWi-Fi 802.11 a/b/g/n/ac/6/7, dual-bandWi-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
Charging100W wired, PD, 100% in 39 min 7.5W reverse wired Bypass charging120W wired, PD3.0, QC4, 100% in 19 min 50W wireless, 100% in 45 min
TypeSi/C Li-Ion 6700 mAhLi-Po 5000 mAh
Misc
ColorsBlue, Black, TitaniumTitan Gray, Titan Blue, Titan Black
ModelsPLC1102407FPN8EG
PriceAbout 310 EUR$ 550.00 / £ 498.00 / € 539.99
SAR EU-0.99 W/kg (head)     1.00 W/kg (body)

OnePlus Ace 5 Ultra

  • Potentially superior CPU performance with the Dimensity 9400+ and Cortex-X925 core.
  • More efficient 3nm manufacturing process could lead to better thermal management.
  • 100W wired charging is still very fast.

  • Slower charging speed compared to the Xiaomi 14T Pro.
  • Battery life data currently unavailable.
  • Display brightness data missing.

Xiaomi 14T Pro

  • Blazing-fast 120W wired charging (19 minutes to full).
  • 50W wireless charging adds convenience.
  • Excellent 12:32h active use battery life.

  • Older 4nm Dimensity 9300+ chipset may not match the 9400+'s peak performance.
  • CPU architecture relies on three Cortex-X4 cores instead of the X925.
  • Limited camera details available.

Display Comparison

The Xiaomi 14T Pro boasts a measured peak brightness of 1228 nits, suggesting a more visible display in direct sunlight compared to the Ace 5 Ultra (brightness data unavailable). While both likely utilize high refresh rate AMOLED panels, the 14T Pro’s higher peak brightness is a tangible advantage for outdoor visibility. Details regarding panel technology (LTPO vs standard AMOLED) and color accuracy are currently unavailable, but the Xiaomi’s brightness figure is a clear differentiator.

Camera Comparison

Camera specifications are currently limited. Without sensor size, aperture, or OIS details, a direct comparison is difficult. However, focusing on the chipset’s ISP capabilities, both phones should offer excellent image processing. The absence of information regarding the main sensor resolution and features makes it impossible to determine a clear winner. We can assume both will offer a range of shooting modes, but image quality will depend heavily on the hardware not currently provided.

Performance

The core difference lies in the chipsets: the OnePlus Ace 5 Ultra features the Mediatek Dimensity 9400+ (3nm), while the Xiaomi 14T Pro uses the Dimensity 9300+ (4nm). The 9400+'s 3nm process *should* translate to improved power efficiency and thermal performance, allowing for sustained peak performance. The CPU architecture also differs; the Ace 5 Ultra utilizes a Cortex-X925 prime core clocked at 3.73 GHz, potentially offering a slight edge over the 14T Pro’s 3.4 GHz Cortex-X4. However, the 14T Pro has three Cortex-X4 cores versus the Ace 5 Ultra's one, which could balance out performance in multi-threaded tasks. Both phones utilize LPDDR5x RAM, but the specific speed isn't specified, making it difficult to assess a memory bandwidth advantage.

Battery Life

The Xiaomi 14T Pro shines in charging speed, achieving a full charge in just 19 minutes with its 120W wired charging, and 45 minutes with 50W wireless. The OnePlus Ace 5 Ultra, while still fast at 39 minutes for a full 100W wired charge, falls behind. The 14T Pro also boasts an impressive 12:32h active use score, indicating strong battery optimization. The Ace 5 Ultra’s battery capacity is unknown, but the 14T Pro’s combination of fast charging and long battery life is a significant advantage for users who prioritize convenience.

Buying Guide

Buy the OnePlus Ace 5 Ultra if you need the latest processor architecture for sustained gaming performance and don't mind slightly slower charging. Its Dimensity 9400+ and optimized cooling should deliver a smoother experience under heavy load. Buy the Xiaomi 14T Pro if you prioritize rapid charging – both wired and wireless – and value a longer active use battery life, making it perfect for users constantly on the go.

Frequently Asked Questions

❓ Does the Dimensity 9400+ in the OnePlus Ace 5 Ultra get significantly hotter than the Dimensity 9300+ during extended gaming sessions?
While the 9400+ is built on a more efficient 3nm process, the ultimate thermal performance depends on the phone's cooling system. Without detailed thermal testing, it's difficult to say definitively. However, the 3nm process *should* result in lower heat generation at equivalent performance levels, potentially leading to less throttling.
❓ Is the 50W wireless charging on the Xiaomi 14T Pro truly practical for daily use, or is it still slower than wired charging?
50W wireless charging is significantly faster than most wireless charging solutions, reaching 100% in 45 minutes. While slower than the 120W wired charging, it offers a convenient top-up option throughout the day, especially for users who don't want to deal with cables constantly.
❓ Given the lack of detailed camera specs, should I assume the image quality is similar between these two phones?
Not necessarily. Image quality is heavily influenced by sensor size, aperture, OIS, and image processing algorithms. While both phones likely utilize capable ISPs within their respective chipsets, the hardware differences could lead to noticeable variations in image quality, particularly in low-light conditions. More detailed camera specs are needed for a proper assessment.