Asus ROG Phone 7 Ultimate vs. HTC U23 Pro: A Deep Dive into Gaming and Value

The Asus ROG Phone 7 Ultimate and HTC U23 Pro represent opposite ends of the smartphone spectrum. The ROG Phone is a no-compromise gaming powerhouse, while the U23 Pro aims for a more balanced experience, offering a solid feature set at a potentially lower price point. This comparison dissects their key differences to help you determine which device best suits your needs.
Phones Images

🏆 Quick Verdict

For dedicated mobile gamers, the Asus ROG Phone 7 Ultimate is the clear winner, thanks to its superior Snapdragon 8 Gen 2 chipset and massive battery. However, the HTC U23 Pro provides a compelling alternative for users prioritizing a more versatile experience and potentially significant cost savings.

PHONES
Phone Names HTC U23 Pro Asus ROG Phone 7 Ultimate
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 3, 5, 7, 8, 12, 17, 20, 28, 38, 39, 40, 411, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 32, 34, 38, 39, 40, 41, 42, 43, 48, 66 - International
5G bands1, 3, 7, 20, 28, 41, 78 SA/NSA1, 2, 3, 5, 7, 8, 12, 18, 20, 25, 26, 28, 38, 40, 41, 48, 66, 77, 78, 79 SA/NSA/Sub6 - International
SpeedHSPA, LTE, 5GHSPA, LTE (Up to 7CA), 5G
TechnologyGSM / HSPA / LTE / 5GGSM / CDMA / HSPA / LTE / 5G
 -1, 3, 5, 8, 28, 41, 77, 78, 79 SA/NSA/Sub6 - China
Launch
Announced2023, May 182023, April 13
StatusAvailable. Released 2023, May 18Available. Released 2023, May
Body
BuildGlass front (Gorilla Glass Victus), plastic frame, plastic backGlass front (Gorilla Glass Victus), glass back (Gorilla Glass 3), aluminum frame
Dimensions166.6 x 77.1 x 8.9 mm (6.56 x 3.04 x 0.35 in)173 x 77 x 10.3 mm (6.81 x 3.03 x 0.41 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight205 g (7.23 oz)239 g (8.43 oz)
 IP67 dust/water resistant (up to 1m for 30 min)Built-in motorized cooling air vent (AeroActive Portal) IP54 water resistant 2" OLED display (on the back) Pressure sensitive zones (Gaming triggers)
Display
ProtectionCorning Gorilla Glass VictusCorning Gorilla Glass Victus
Resolution1080 x 2400 pixels, 20:9 ratio (~393 ppi density)1080 x 2448 pixels (~395 ppi density)
Size6.7 inches, 108.4 cm2 (~84.4% screen-to-body ratio)6.78 inches, 109.5 cm2 (~82.2% screen-to-body ratio)
TypeOLED, 120HzAMOLED, 1B colors, 165Hz, HDR10+, 1000 nits (HBM), 1500 nits (peak)
Platform
CPUOcta-core (1x2.4 GHz Cortex-A710 & 3x2.36 GHz Cortex-A710 & 4x1.8 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 SM7450-AB Snapdragon 7 Gen 1 (4 nm)Qualcomm SM8550-AB Snapdragon 8 Gen 2 (4 nm)
GPUAdreno 644Adreno 740
OSAndroid 13Android 13, up to 2 major Android upgrades
Memory
Card slotmicroSDXCNo
Internal256GB 8GB RAM, 256GB 12GB RAM512GB 16GB RAM
 -UFS 4.0 NTFS support for external storage
Main Camera
FeaturesDual-LED flash, HDR, panoramaLED flash, HDR, panorama
Quad108 MP, f/1.7, (wide), 1/1.67", 0.64μm, PDAF, OIS 8 MP, f/2.4, 120˚ (ultrawide), 1/4.0", 1.12µm 5 MP (macro) Auxiliary lens-
Triple-50 MP, f/1.9, 24mm (wide), 1/1.56", 1.0µm, PDAF 13 MP, f/2.2, 13mm, 120˚ (ultrawide) 5 MP (macro)
Video4K@30fps, 1080p@30fps, gyro-EIS8K@24fps, 4K@30/60fps, 1080p@30/60/120/240fps, 720p@480fps; gyro-EIS, HDR10+
Selfie camera
FeaturesHDRPanorama, HDR
Single32 MP, f/2.5, (wide), 1/3.2", 0.7µm32 MP, f/2.5, 29mm (wide), 1/3.2", 0.7µm
Video1080p@30fps1080p@30fps
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker YesYes, with stereo speakers (2 amplifiers)
 -32-bit/384kHz audio
Comms
Bluetooth5.2, A2DP, LE5.3, A2DP, LE, aptX HD, aptX Adaptive, aptX Lossless
NFCYesYes
PositioningGPS, GLONASS, GALILEO, BDSGPS (L1+L5), GLONASS (L1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5)
RadioNoNo
USBUSB Type-C 3.0USB Type-C 3.1 (side), DisplayPort 1.4; USB Type-C 2.0 (bottom), OTG, accessory connector
WLANWi-Fi 802.11 a/b/g/n/ac/6, dual-bandWi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Features
SensorsFingerprint (side-mounted), accelerometer, gyro, proximity, compassFingerprint (under display, optical), accelerometer, gyro, proximity, compass
Battery
Charging30W wired 15W wireless 5W reverse wireless Reverse wired65W wired, PD3.0, QC5, 100% in 42 min 10W reverse wired
TypeLi-Ion 4600 mAhLi-Po 6000 mAh
Misc
ColorsSnow White, Coffee BlackStorm White
Models2QC9200, 2QC9100, 2QCB100-
PriceAbout 220 EURAbout 780 EUR
Tests
Battery life- Endurance rating 131h
Camera- Photo / Video
Display- Contrast ratio: Infinite (nominal)
Loudspeaker- -25.5 LUFS (Very good)
Performance- AnTuTu: 1325105 (v9) GeekBench: 5139 (v5.5), 5567 (v6) GFXBench: 107fps (ES 3.1 onscreen)

HTC U23 Pro

  • Excellent battery life (83h endurance)
  • Balanced feature set
  • Potentially more affordable price

  • Less powerful Snapdragon 7 Gen 1 chipset
  • Lower display brightness
  • Slower charging speeds

Asus ROG Phone 7 Ultimate

  • Exceptional gaming performance (Snapdragon 8 Gen 2)
  • Superior display brightness and quality
  • Fast 65W charging

  • Higher price point
  • Larger and heavier design
  • Gaming-focused features may be unnecessary for some users

Display Comparison

The Asus ROG Phone 7 Ultimate boasts a significantly brighter display at 1095 nits, compared to the HTC U23 Pro’s 727 nits. This translates to superior visibility outdoors and a more vibrant HDR experience. While both utilize 4nm chipsets, the ROG Phone’s display is likely to be LTPO, enabling variable refresh rates for improved power efficiency during static content viewing. The ROG Phone’s infinite contrast ratio (nominal) suggests a true OLED panel, while the U23 Pro’s contrast ratio isn’t specified, but is likely good for an OLED. The ROG Phone’s larger screen size and higher brightness will be particularly beneficial for immersive gaming.

Camera Comparison

Both devices feature photo and video capabilities, but detailed camera specs are limited. The ROG Phone 7 Ultimate, given its flagship positioning, likely incorporates a more sophisticated camera system with larger sensors and advanced image processing. While both phones can record video, the ROG Phone’s superior processing power will likely enable higher-quality video recording and more advanced features. Without specific sensor details, it’s difficult to make a definitive judgment, but the ROG Phone’s overall hardware advantage suggests a superior camera experience.

Performance

The core difference lies in the chipsets: the Asus ROG Phone 7 Ultimate features the Snapdragon 8 Gen 2, while the HTC U23 Pro uses the Snapdragon 7 Gen 1. The 8 Gen 2’s Cortex-X3 prime core (3.2 GHz) offers a substantial performance uplift over the U23 Pro’s Cortex-A710 (2.4 GHz). The ROG Phone’s more advanced CPU architecture and higher clock speeds will result in faster app loading times, smoother multitasking, and significantly better gaming performance. The ROG Phone also benefits from faster LPDDR5x RAM, further enhancing responsiveness. The 4nm process node in both chips contributes to efficiency, but the 8 Gen 2’s architectural improvements provide a clear advantage in sustained performance and thermal management.

Battery Life

The Asus ROG Phone 7 Ultimate’s 131-hour endurance rating dwarfs the HTC U23 Pro’s 83-hour rating. This is due to a combination of a larger battery capacity (not specified, but likely significantly larger than the U23 Pro’s) and the more efficient Snapdragon 8 Gen 2 chipset. The ROG Phone also supports significantly faster 65W wired charging (0-100% in 42 minutes) compared to the U23 Pro’s 30W charging. The ROG Phone’s 10W reverse wired charging is also more useful than the U23 Pro’s 5W reverse wireless and reverse wired options. For users who prioritize battery life and quick charging, the ROG Phone is the clear winner.

Buying Guide

Buy the HTC U23 Pro if you need a well-rounded smartphone with good battery life and don't prioritize extreme gaming performance. It's ideal for everyday tasks, media consumption, and casual gaming. Buy the Asus ROG Phone 7 Ultimate if you demand the absolute best mobile gaming experience, with top-tier performance, a high refresh rate display, and specialized gaming features. It's built for competitive gamers and power users.

Frequently Asked Questions

❓ Does the Snapdragon 7 Gen 1 in the HTC U23 Pro struggle with demanding games like Genshin Impact?
While the Snapdragon 7 Gen 1 is a capable chip, it will likely require reduced graphics settings and may experience occasional frame drops in graphically intensive games like Genshin Impact. It's suitable for casual gaming, but not ideal for competitive or high-settings play.
❓ How effective is the cooling system on the Asus ROG Phone 7 Ultimate during extended gaming sessions?
The ROG Phone 7 Ultimate features a sophisticated cooling system, including a vapor chamber and potentially external fan accessories. This allows it to maintain high performance for extended periods without significant thermal throttling, ensuring a consistently smooth gaming experience.
❓ Is the 30W charging on the HTC U23 Pro slow compared to other phones?
30W charging is relatively slow compared to the 65W charging on the ROG Phone 7 Ultimate and many other modern smartphones. Expect a longer charging time to reach 100%, potentially over 90 minutes.
❓ Does the Asus ROG Phone 7 Ultimate have a headphone jack?
Yes, the Asus ROG Phone 7 Ultimate retains a 3.5mm headphone jack, a feature increasingly rare in flagship smartphones, catering to gamers and audiophiles who prefer wired headphones.