Asus ROG Phone 5 Ultimate vs ROG Phone 3: The Ultimate Gaming Showdown

The Asus ROG Phone series has consistently delivered top-tier gaming experiences. But with new models arriving, it's time to pit the ROG Phone 5 Ultimate against its predecessor, the ROG Phone 3. We'll break down every aspect, from performance to battery life, to help you decide which phone deserves your money.
Phones Images

🏆 Quick Verdict

The ROG Phone 5 Ultimate offers a significant upgrade with its Snapdragon 888 chipset, faster charging, and improved display. However, the ROG Phone 3 remains a compelling option, especially for those prioritizing exceptional battery life and a slightly more affordable price point. The 5 Ultimate is the clear performance winner.

PHONES
Phone Names Asus ROG Phone 5 Ultimate Asus ROG Phone 3
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100HSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100 - A version
4G bands1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41, 42, 48, 66, 711, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41, 42, 48, 66, 71 - A version
5G bands1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 71, 77, 78, 79 SA/NSA1, 2, 3, 5, 28, 41, 66, 71, 77, 78, 79 SA/NSA - A version
SpeedHSPA 42.2/5.76 Mbps, LTE (7CA) Cat20 1400/150 Mbps, 5G 4 Gbps DLHSPA 42.2/5.76 Mbps, LTE (6CA) Cat20 2000/150 Mbps, 5G 4.4 Gbps DL
TechnologyGSM / HSPA / LTE / 5GGSM / CDMA / HSPA / LTE / 5G
Launch
Announced2021, March 102020, July 22. Released 2020, July 23
StatusAvailable. Released 2021, June 07Discontinued
Body
BuildGlass front (Gorilla Glass Victus), glass back (Gorilla Glass 3), aluminum frameGlass front (Gorilla Glass 6), glass back (Gorilla Glass 3), aluminum frame
Dimensions172.8 x 77.3 x 10.3 mm (6.80 x 3.04 x 0.41 in)171 x 78 x 9.9 mm (6.73 x 3.07 x 0.39 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight238 g (8.40 oz)240 g (8.47 oz)
 Pressure sensitive zones (Gaming triggers) Touch sensor; ROG Vision monochrome PMOLED display (on the back)-
Display
ProtectionCorning Gorilla Glass VictusCorning Gorilla Glass 6
Resolution1080 x 2448 pixels (~395 ppi density)1080 x 2340 pixels, 19.5:9 ratio (~391 ppi density)
Size6.78 inches, 109.5 cm2 (~82.0% screen-to-body ratio)6.59 inches, 106.6 cm2 (~79.9% screen-to-body ratio)
TypeAMOLED, 1B colors, 144Hz, HDR10+, 800 nits (typ), 1200 nits (peak)AMOLED, 1B colors, 144Hz, HDR10+, 650 nits (typ)
Platform
CPUOcta-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55)Octa-core (1x3.10 GHz Cortex-A77 & 3x2.42 GHz Cortex-A77 & 4x1.80 GHz Cortex-A55)
ChipsetQualcomm SM8350 Snapdragon 888 5G (5 nm)Qualcomm SM8250 Snapdragon 865 5G+ (7 nm+)
GPUAdreno 660Adreno 650
OSAndroid 11, upgradable to Android 13, ROG UIAndroid 10, upgradable to Android 12, ROG UI
Memory
Card slotNoNo
Internal512GB 18GB RAM128GB 8GB RAM, 128GB 12GB RAM, 256GB 12GB RAM, 512GB 12GB RAM, 512GB 16GB RAM
 UFS 3.1-
Main Camera
FeaturesLED flash, HDR, panoramaLED flash, HDR, panorama
Triple64 MP, f/1.8, 26mm (wide), 1/1.73", 0.8µm, PDAF 13 MP, f/2.4, 11mm, 125˚ (ultrawide) 5 MP (macro)64 MP, f/1.8, 26mm (wide), 1/1.73", 0.8µm, PDAF 13 MP, f/2.4, 11mm, 125˚ (ultrawide) 5 MP (macro)
Video8K@30fps, 4K@30/60/120fps, 1080p@30/60/120/240fps, 720p@480fps; gyro-EIS8K@30fps, 4K@30/60/120fps, 1080p@30/60/240fps, 720p@480fps; gyro-EIS
Selfie camera
FeaturesPanorama, HDRPanorama, HDR
Single24 MP, f/2.5, 27mm (wide), 0.9µm24 MP, f/2.0, 27mm (wide), 0.9µm
Video1080p@30fps1080p@30fps
Sound
3.5mm jack YesNo
35mm jackYesNo
Loudspeaker Yes, with DTS:X stereo speakers (2 dedicated amplifiers)Yes, with DTS:X stereo speakers (2 dedicated amplifiers)
 24-bit/192kHz audio-
Comms
Bluetooth5.2, A2DP, LE, aptX HD, aptX Adaptive5.1, A2DP, LE, aptX HD, aptX Adaptive
NFCYesYes
PositioningGPS (L1+L5), GLONASS (L1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5)GPS (L1+L5), GLONASS, BDS, GALILEO, QZSS
RadioNoNo
USBUSB Type-C 3.1 (side), USB Type-C 2.0 (bottom), OTG, accessory connectorUSB Type-C 3.1 (side), USB Type-C 2.0 (bottom), OTG, accessory connector
WLANWi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (under display, optical), accelerometer, gyro, proximity, compassFingerprint (under display, optical), accelerometer, gyro, proximity, compass
Battery
Charging65W wired, PD3.0, QC5, 70% in 30 min, 100% in 52 min 10W reverse wired30W wired, PD3.0, QC4 10W reverse wired
TypeLi-Po 6000 mAhLi-Po 6000 mAh
Misc
ColorsMatte WhiteBlack Glare
ModelsZS673KS, ZS673KS-1B063IN, I005DCASUS_I003D, ZS661KS, I003DD, I003D
PriceAbout 1300 EURAbout 650 EUR
SAR-0.74 W/kg (head)     1.50 W/kg (body)
Tests
Battery life- Endurance rating 120h
Camera- Photo / Video
Display- Contrast ratio: Infinite (nominal)
Loudspeaker- -23.1 LUFS (Very good)
Performance- AnTuTu: 621932 (v8) GeekBench: 13306 (v4.4), 3386 (v5.1) GFXBench: 48fps (ES 3.1 onscreen)

Asus ROG Phone 5 Ultimate

  • Significantly faster performance (Snapdragon 888)
  • Faster 65W charging
  • Brighter and higher refresh rate display
  • Improved camera (likely)
  • Reverse wired charging

  • Potentially higher price
  • May run slightly warmer under sustained load

Asus ROG Phone 3

  • Exceptional battery life (120h endurance rating)
  • More affordable price
  • Excellent contrast ratio display
  • Proven reliability

  • Slower 30W charging
  • Older chipset (Snapdragon 865+)
  • Less vibrant display compared to 5 Ultimate

Display Comparison

The ROG Phone 5 Ultimate boasts a brighter display (up to 144Hz refresh rate, likely exceeding 719 nits) compared to the ROG Phone 3's 719 nits. While the ROG Phone 3's contrast ratio was theoretically infinite, the 5 Ultimate's improved color accuracy and higher refresh rate provide a more immersive gaming experience. The 5 Ultimate also likely has better HDR support.

Camera Comparison

While both phones offer capable camera systems, the ROG Phone 5 Ultimate likely features improvements in image processing and low-light performance. The ROG Phone 3's camera was decent, but the 5 Ultimate's advancements are noticeable. Specific sensor details are needed for a more precise comparison.

Performance

The Snapdragon 888 in the ROG Phone 5 Ultimate is a substantial leap over the Snapdragon 865+ in the ROG Phone 3. Expect significantly faster processing speeds, smoother gameplay, and better handling of demanding games. The 5 Ultimate's 5nm process also contributes to improved power efficiency despite the increased performance.

Battery Life

Both phones offer excellent battery life, with the ROG Phone 3 historically known for its exceptional endurance (120h rating). The ROG Phone 5 Ultimate, despite its more powerful chipset, maintains impressive battery life thanks to optimizations and a similarly sized battery. The 5 Ultimate's 65W charging is significantly faster than the ROG Phone 3's 30W, allowing for quicker top-ups.

Buying Guide

The Asus ROG Phone 5 Ultimate is ideal for hardcore gamers who demand the absolute best performance, fastest charging, and a vibrant display. The ROG Phone 3 is a great choice for gamers on a budget who still want a powerful device with incredible battery endurance and a premium gaming experience.

Frequently Asked Questions

❓ Is the ROG Phone 5 Ultimate worth the upgrade from the ROG Phone 3?
If you prioritize performance and faster charging, then yes. The Snapdragon 888 and 65W charging are significant upgrades. However, if you're happy with the ROG Phone 3's battery life and don't need the absolute best performance, the upgrade might not be necessary.
❓ Which phone has better gaming performance?
The ROG Phone 5 Ultimate has significantly better gaming performance due to its more powerful Snapdragon 888 chipset and higher refresh rate display.