Asus ROG Phone vs HTC U Ultra

Compare recorded specifications, size and practical differences.

+ Add a third phone

Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

  • Display technology

    OLED versus LCD

    ROG Phone:
    OLED
    U Ultra:
    LCD
  • Weight

    U Ultra: 30 g lighter

    ROG Phone:
    200 g
    U Ultra:
    170 g
  • Width

    ROG Phone: 3.6 mm narrower

    ROG Phone:
    76.2 mm
    U Ultra:
    79.8 mm
  • Screen diagonal

    U Ultra: 0.3 in smaller diagonal

    ROG Phone:
    6 in
    U Ultra:
    5.7 in
  • Chipset

    ROG Phone:
    Qualcomm SDM845 Snapdragon 845 (10 nm)
    U Ultra:
    Qualcomm MSM8996 Snapdragon 821 (14 nm)
  • Rear camera layout

    ROG Phone:
    Dual
    U Ultra:
    Single

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

  1. 1. ROG Phone

    Height:
    158.8 mm
    Width:
    76.2 mm
    Depth:
    8.3 mm
  2. 2. U Ultra

    Height:
    162.4 mm +3.6 mm versus ROG Phone
    Width:
    79.8 mm +3.6 mm versus ROG Phone
    Depth:
    8 mm

Weight

Bars start at zero and share a scale within this chart.

  1. 1. ROG Phone

    200 g

    +30 g versus U Ultra

  2. 2. U Ultra

    170 g

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

  1. 1. ROG Phone

    Screen diagonal:
    6 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    92.9 cm²
  2. 2. U Ultra

    Screen diagonal:
    5.7 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    89.6 cm²

ROG Phone has approximately 3.7% more rectangular screen area than U Ultra.

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

Recorded RAM for ROG Phone, U Ultra, compared at the same storage capacity.
StorageROG PhoneU Ultra
128 GB 8 GB RAM Unknown
512 GB 8 GB RAM Unknown
U Ultra: Original memory entry

64/128 GB · 512GB 4GB

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. ROG Phone

NFC:
Yes
Headphone jack:
Yes
Memory card support:
No

2. U Ultra

NFC:
Yes
Headphone jack:
No
Memory card support:
See details microSD · up to 512 GB (uses SIM 2 slot)

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

  1. 1. ROG Phone

    4000 mAh

    +1000 mAh versus U Ultra

  2. 2. U Ultra

    3000 mAh

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. ROG Phone2. U Ultra

Everyday essentials
Everyday essentials — specifications for ROG Phone, U Ultra.
SpecificationROG PhoneU Ultra
Dimensions (HxWxD)
  • 158.8 Х 76.2 Х 8.3 mm
  • 162.4 Х 79.8 Х 8 mm
Weight
  • 200 g
  • 170 g
Technology
  • AMOLED
  • Super LCD5
Screen size
  • 6" inch
  • 5.7" inch
Screen resolution
  • 1080 x 2160 px
  • 1440 x 2560 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128/512 GB
  • 8 GB RAM
  • 64/128 GB
  • 512GB 4GB
Memory card support
  • No
  • microSD
  • up to 512 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Non-removable Li-Ion
  • 3000 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 8.1 (Oreo)
  • planned upgrade to Android 9.0 (Pie); ROG Gaming X UI
  • Android 7.0 (Nougat)
  • upgradable to Android 8.0 (Oreo)
Chipset
  • Qualcomm SDM845 Snapdragon 845 (10 nm)
  • Qualcomm MSM8996 Snapdragon 821 (14 nm)
NFC
  • Yes
  • Yes
Headphone jack
  • Yes
  • No
Display
Display — specifications for ROG Phone, U Ultra.
SpecificationROG PhoneU Ultra
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 92.9 cm2
  • 90.3 cm2
Screen format
  • 18:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 76.8%
  • 69.7%
PPI /points per inch/
  • 402 PPI
  • 513 PPI
Screen protection
  • Corning Gorilla Glass 6
  • Corning Gorilla Glass 5 (64 GB version)Sapphire crystal glass (128 GB version)
Camera and Video
Camera and Video — specifications for ROG Phone, U Ultra.
SpecificationROG PhoneU Ultra
Rear camera, main
  • 12 MP
  • Dual
  • 12 MP
  • Single
Camera specs
  • 12 MP
  • f/1.8
  • 24mm (wide)
  • 1/2.55''
  • 1.4µm
  • 4-axis OIS
  • dual pixel PDAF -8 MP
  • 12mm
  • no AF
  • 12 MP
  • f/1.8
  • 26mm (wide)
  • 1/2.3''
  • 1.55µm
  • OIS
  • PDAF & laser AF
Functions
  • panorama
  • HDR
  • Auto-HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 16 MP
  • Single
Specifications
  • 8 MP
  • f/2.0
  • 24mm (wide)
  • 16 MP
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for ROG Phone, U Ultra.
SpecificationROG PhoneU Ultra
Processor CPU
  • Octa-core (4x2.96 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver)
  • Quad-core (2x2.15 GHz Kryo & 2x1.6 GHz Kryo)
Graphics processor GPU
  • Adreno 630
  • Adreno 530
Antutu 7 score *
  • 304258
  • 168385
GeekBench 4 Single Core *
  • 2474
  • 1662
GeekBench 4 Multi-Core *
  • 8953
  • 3920
GeekBench 4 RenderScript *
  • 13801
  • 7174
GeekBench 4 Battery *
  • 3770
Unknown
GeekBench 5 Single Core *
  • 511
  • 302
GeekBench 5 Multi-Core *
  • 2176
  • 795
General specs
General specs — specifications for ROG Phone, U Ultra.
SpecificationROG PhoneU Ultra
Release date
  • 2018
  • June
  • 2017
  • January
Colors
  • Black
  • Brilliant Black
  • Cosmetic Pink
  • Ice White
  • Sapphire Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 950 EUR
  • 250 EUR
Battery life Unknown
  • Stand by time- Up to 312 h (3G) Talking time- Up to 26 h (3G)
Body build
  • Front glass (Gorilla Glass 6) /back glass (Gorilla Glass 5) & aluminum frame
  • Front/back glass
  • aluminum frame
Communication and Connectivity
Communication and Connectivity — specifications for ROG Phone, U Ultra.
SpecificationROG PhoneU Ultra
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA - B version -3G - HSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100 - A version
  • B version -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 13(700)
  • 17(700)
  • 18(800)
  • 19(800)
  • 20(800)
  • 28(700)
  • 29(700)
  • 32(1500)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • 46 - A version
  • B version
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 17(700)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (5CA) Cat18 1200/150 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (3CA) Cat11 600/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac/ad
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • GALILEO
  • QZSS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • 3.1
  • Type-C 1.0 reversible connector; accessory connector
  • 3.1
  • Type-C 1.0 reversible connector
Bluetooth
  • 5.0
  • A2DP
  • LE
  • aptX HD
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for ROG Phone, U Ultra.
SpecificationROG PhoneU Ultra
Radio
  • FM radio
  • No
Others
  • 108.6% DCI-P3 color gamut -Wide Colour Gamut -HDR -90 Hz (1ms pixel response time) -Always-on display
  • 24-bit/192kHz audio -DTS Headphone X -Active noise cancellation with dedicated mic
  • Secondary display
  • 160 x 1040 pixels
  • 2 inches
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for ROG Phone, U Ultra.
SpecificationROG PhoneU Ultra
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 10V/3A 30W (Quick Charge 4+) - 3 Ultrasonic pressure sensitive zones -Water resistant
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging (Quick Charge 3.0) - Also known as HTC Ocean Note