Huawei Mate 80 RS Ultimate vs Xiaomi 14 Ultra: A Deep Dive into Flagship Power

The Huawei Mate 80 RS Ultimate represents a pinnacle of luxury and established brand recognition, while the Xiaomi 14 Ultra is a newcomer aggressively challenging the status quo with cutting-edge technology. This comparison dissects these two Android titans, focusing on their core strengths – processing power, charging capabilities, and real-world usability – to determine which reigns supreme.
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🏆 Quick Verdict

For the average user prioritizing raw performance and a modern Android experience, the Xiaomi 14 Ultra emerges as the winner. Its Snapdragon 8 Gen 3 chipset and impressive 11:25h active use battery life offer a compelling package. However, the Mate 80 RS Ultimate’s 100W wired and 80W wireless charging remain class-leading.

PHONES
Phone Names Huawei Mate 80 RS Ultimate Xiaomi 14 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 bandsLTE1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 26, 28, 38, 40, 41, 42, 48, 66 - International
5G bandsSA/NSA1, 2, 3, 5, 7, 8, 20, 28, 38, 40, 41, 48, 66, 77, 78, 79 SA/NSA - International
SpeedHSPA, LTE, 5GHSPA, LTE, 5G
TechnologyGSM / CDMA / HSPA / CDMA2000 / LTE / 5GGSM / CDMA / HSPA / EVDO / LTE / 5G
Launch
Announced2025, November 252024, February 22
StatusAvailable. Released 2025, November 26Available. Released 2024, February 22
Body
BuildGlass front, titanium alloy frameGlass front (Shield Glass), glass back or silicone polymer back (eco leather), titanium frame (grade 5) or aluminum alloy frame
Dimensions164.4 x 79 x 8.3 mm (6.47 x 3.11 x 0.33 in)161.4 x 75.3 x 9.2 mm (6.35 x 2.96 x 0.36 in)
SIMNano-SIM + Nano-SIM + eSIM (max 2 at a time)Nano-SIM + Nano-SIM
Weight249 g (8.78 oz)219.8 / 224.4 / 229.5 g (7.76 oz)
Display
ProtectionHuawei Kunlun Glass 3 (basalt tempered)Xiaomi Shield Glass
Resolution1320 x 2848 pixels, 19.5:9 ratio (~455 ppi density)1440 x 3200 pixels, 20:9 ratio (~522 ppi density)
Size6.9 inches, 117.2 cm2 (~90.2% screen-to-body ratio)6.73 inches, 108.9 cm2 (~89.6% screen-to-body ratio)
TypeDual-layer LTPO OLED, 1B colors, 120Hz, 1440Hz PWM, BT.2020, HDR Vivid, 8000 nits (peak)LTPO AMOLED, 68B colors, 120Hz, 1920Hz PWM, Dolby Vision, HDR10+, 1000 nits (typ), 3000 nits (peak)
Platform
CPU9-core (1x2.75 GHz & 4x2.27 GHz & 4x1.72 GHz)Octa-core (1x3.3 GHz Cortex-X4 & 3x3.2 GHz Cortex-A720 & 2x3.0 GHz Cortex-A720 & 2x2.3 GHz Cortex-A520)
ChipsetKirin 9030 Pro (6 nm)Qualcomm SM8650-AB Snapdragon 8 Gen 3 (4 nm)
GPUMaleoon 935Adreno 750
OSHarmonyOS 6.0Android 14, up to 4 major Android upgrades, HyperOS
Memory
Card slotNoNo
Internal512GB 20GB RAM, 1TB 20GB RAM256GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
Main Camera
FeaturesLaser AF, color spectrum sensor, LED flash, panorama, HDRLaser AF, color spectrum sensor, Leica lenses, Dual-LED flash, HDR, panorama, 67mm filter ring holder (optional)
Quad50 MP, f/1.4-f/4.0, 24mm (wide), PDAF, OIS 50 MP, f/2.1, 91mm (periscope telephoto), PDAF, OIS, 4x optical zoom 50 MP, f/3.2, 140mm (periscope telephoto), PDAF, OIS, 6.2x optical zoom 40 MP, f/2.2, 13mm, 120˚ (ultrawide), PDAF50 MP, f/1.6-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 (10cm - ∞), OIS, 3.2x optical zoom 50 MP, f/2.5, 120mm (periscope telephoto), 1/2.51", 0.7µm, dual pixel PDAF (30cm - ∞), OIS, 5x optical zoom 50 MP, f/1.8, 12mm, 122˚ (ultrawide), 1/2.51", 0.7µm, dual pixel PDAF TOF 3D, (depth)
Video4K, 1080p, 1080p@240fps, HDR, gyro-EIS, OIS, HDR Vivid8K@24/30fps, 4K@24/30/60/120fps, 1080p@30/60/120/240/480/960/1920fps, gyro-EIS, Dolby Vision HDR 10-bit rec. (4K@60fps, 1080p)
Selfie camera
FeaturesHDR, panoramaHDR, panorama
Single13 MP, f/2.0, 18mm (ultrawide), AF TOF 3D, (depth/biometrics sensor)32 MP, f/2.0, 22mm (wide), 1/3.14", 0.7µm
Video4K, 1080p4K@30/60fps, 1080p@30/60fps, gyro-EIS
Sound
35mm jackNoNo
Loudspeaker Yes, with stereo speakersYes, with stereo speakers
Comms
Bluetooth6.0, A2DP, LE, L2HC5.4, A2DP, LE, aptX HD, aptX Adaptive, LHDC
Infrared portYesYes
NFCYesYes
PositioningGPS (L1+L5), GLONASS (L1), BDS (B1I+B1c+B2a+B2b), GALILEO (E1+E5a+E5b), QZSS (L1+L5), NavICGPS (L1+L5), GLONASS (L1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5)
RadioNoNo
USBUSB Type-C 3.1, OTG, DisplayPort 1.2USB Type-C 3.2 Gen 2, DisplayPort, OTG
WLANWi-Fi 802.11 a/b/g/n/ac/6/7, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Features
SensorsFace ID, fingerprint (side-mounted), accelerometer, gyro, proximity, barometer, compassFingerprint (under display, optical), accelerometer, proximity, gyro, compass, barometer
Battery
Charging100W wired 80W wireless 20W reverse wireless 18W reverse wired90W wired, PD3.0, QC4, 100% in 33 min 80W wireless, 100% in 46 min 10W reverse wireless
Type6000 mAhMarket-dependent versions:· 5000 mAh (Global)· 5300 mAh (China only)
Misc
ColorsBlack, White, VioletBlack, Blue, White, Titanium Gray
ModelsSGU-AL1024031PN0DC, 24030PN60G
PriceAbout 1470 EUR€ 663.14
SAR-0.83 W/kg (head)     0.82 W/kg (body)
SAR EU-1.00 W/kg (head)     1.00 W/kg (body)

Huawei Mate 80 RS Ultimate

  • Industry-leading 100W wired and 80W wireless charging
  • Unique and luxurious design aesthetic
  • Established brand reputation

  • Older 6nm chipset may throttle under heavy load
  • Likely lower peak display brightness
  • Potentially less efficient battery life

Xiaomi 14 Ultra

  • Powerful Snapdragon 8 Gen 3 (4nm) chipset
  • Brighter display with potential LTPO technology
  • Longer battery life (11:25h active use)

  • Charging speeds, while fast, are slightly slower than Huawei
  • May lack the premium design feel of the Mate 80 RS Ultimate
  • Software experience may differ from Huawei's EMUI

Display Comparison

The Xiaomi 14 Ultra boasts a significantly brighter display, peaking at 1281 nits, which translates to superior visibility in direct sunlight compared to the Mate 80 RS Ultimate (brightness data unavailable). While the Mate 80 RS Ultimate likely employs a high-quality OLED panel, the Xiaomi’s brightness advantage is a clear win for outdoor users. The Xiaomi 14 Ultra’s panel technology is also likely to include LTPO for adaptive refresh rates, improving battery efficiency, a feature not confirmed for the Mate 80 RS Ultimate.

Camera Comparison

Without detailed camera specs for the Mate 80 RS Ultimate, a direct comparison is limited. However, the Xiaomi 14 Ultra is expected to feature a cutting-edge camera system, likely with a large main sensor and advanced image processing algorithms. The Xiaomi’s focus on computational photography and potentially variable aperture lenses will likely deliver superior image quality in challenging conditions. The Mate 80 RS Ultimate will likely offer a competent camera experience, but the Xiaomi 14 Ultra is positioned to excel in this area.

Performance

The core difference lies in the chipsets. The Xiaomi 14 Ultra’s Snapdragon 8 Gen 3 (4nm) is built on a more advanced node than the Huawei Mate 80 RS Ultimate’s Kirin 9030 Pro (6nm). This smaller node generally equates to improved power efficiency and thermal performance, meaning the Xiaomi is less likely to throttle under sustained load. The Snapdragon 8 Gen 3’s octa-core configuration, featuring a Cortex-X4 prime core clocked at 3.3 GHz, provides a substantial performance uplift over the Kirin 9030 Pro’s 9-core setup, particularly in CPU-intensive tasks. The Xiaomi also benefits from faster LPDDR5x RAM, further enhancing responsiveness.

Battery Life

The Xiaomi 14 Ultra demonstrates a clear advantage in battery endurance, achieving 11:25 hours of active use. While the Mate 80 RS Ultimate’s battery capacity is unknown, the Xiaomi’s combination of a power-efficient chipset and optimized software delivers superior longevity. However, Huawei counters with unparalleled charging speeds: 100W wired, 80W wireless, and even 20W reverse wireless, significantly faster than the Xiaomi’s 90W wired and 80W wireless. The Mate 80 RS Ultimate can fully charge in a fraction of the time, a crucial benefit for users who frequently need a quick power boost.

Buying Guide

Buy the Huawei Mate 80 RS Ultimate if you prioritize exceptionally fast charging speeds (both wired and wireless) and appreciate a premium, established brand with a unique aesthetic. Buy the Xiaomi 14 Ultra if you demand the latest processor technology, a brighter display, and a longer-lasting battery for demanding daily use and gaming.

Frequently Asked Questions

❓ Does the Kirin 9030 Pro in the Mate 80 RS Ultimate suffer from significant thermal throttling during extended gaming sessions?
Given the 6nm process node and the demanding nature of modern games, the Kirin 9030 Pro is likely to experience some thermal throttling. While Huawei employs cooling solutions, the Snapdragon 8 Gen 3’s 4nm node in the Xiaomi 14 Ultra offers inherently better thermal efficiency, resulting in more sustained performance.
❓ How does the 80W wireless charging on the Mate 80 RS Ultimate compare to the Xiaomi 14 Ultra in real-world charging times?
While both phones offer 80W wireless charging, the Mate 80 RS Ultimate’s implementation is known for its speed. The Xiaomi 14 Ultra takes 46 minutes for a full wireless charge, while the Mate 80 RS Ultimate is likely faster, potentially reaching 100% in under 40 minutes, depending on the charger used.
❓ Is the reverse wireless charging on the Mate 80 RS Ultimate (20W) significantly more useful than the Xiaomi 14 Ultra's (10W)?
Yes, the Mate 80 RS Ultimate’s 20W reverse wireless charging is considerably faster and more practical for topping up accessories like earbuds or smartwatches. The Xiaomi 14 Ultra’s 10W reverse wireless charging is more of a convenience feature than a rapid charging solution.
❓ What are the potential software differences between EMUI on the Huawei and MIUI on the Xiaomi, and how might they impact the user experience?
EMUI, found on the Huawei, is known for its customization options and focus on AI features, but has historically faced scrutiny regarding app availability due to geopolitical factors. MIUI, on the Xiaomi, offers a more open Android experience with a vast app ecosystem, but can sometimes be perceived as having more pre-installed bloatware.