HTC U Ultra vs vivo NEX Dual Display

Compare recorded specifications, size and practical differences.

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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

    U Ultra:
    LCD
    NEX Dual Display:
    OLED
  • Weight

    U Ultra: 29 g lighter

    U Ultra:
    170 g
    NEX Dual Display:
    199 g
  • Width

    NEX Dual Display: 4.5 mm narrower

    U Ultra:
    79.8 mm
    NEX Dual Display:
    75.3 mm
  • Screen diagonal

    U Ultra: 0.69 in smaller diagonal

    U Ultra:
    5.7 in
    NEX Dual Display:
    6.39 in
  • Chipset

    U Ultra:
    Qualcomm MSM8996 Snapdragon 821 (14 nm)
    NEX Dual Display:
    Qualcomm SDM845 Snapdragon 845 (10 nm)
  • Rear camera layout

    U Ultra:
    Single
    NEX Dual Display:
    Triple

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. U Ultra

    Height:
    162.4 mm +5.2 mm versus NEX Dual Display
    Width:
    79.8 mm +4.5 mm versus NEX Dual Display
    Depth:
    8 mm
  2. 2. NEX Dual Display

    Height:
    157.2 mm
    Width:
    75.3 mm
    Depth:
    8.1 mm

Weight

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

  1. 1. U Ultra

    170 g

  2. 2. NEX Dual Display

    199 g

    +29 g versus U Ultra

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. U Ultra

    Screen diagonal:
    5.7 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    89.6 cm²
  2. 2. NEX Dual Display

    Screen diagonal:
    6.39 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    100.2 cm²

NEX Dual Display has approximately 11.9% 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 U Ultra, NEX Dual Display, compared at the same storage capacity.
StorageU UltraNEX Dual Display
128 GB Unknown 10 GB RAM
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. U Ultra

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

2. NEX Dual Display

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

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. U Ultra

    3000 mAh

  2. 2. NEX Dual Display

    3500 mAh

    +500 mAh versus U Ultra

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. U Ultra2. NEX Dual Display

Everyday essentials
Everyday essentials — specifications for U Ultra, NEX Dual Display.
SpecificationU UltraNEX Dual Display
Dimensions (HxWxD)
  • 162.4 Х 79.8 Х 8 mm
  • 157.2 Х 75.3 Х 8.1 mm
Weight
  • 170 g
  • 199 g
Technology
  • Super LCD5
  • Super AMOLED
Screen size
  • 5.7" inch
  • 6.39" inch
Screen resolution
  • 1440 x 2560 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64/128 GB
  • 512GB 4GB
  • 128 GB
  • 10 GB RAM
Memory card support
  • microSD
  • up to 512 GB (uses SIM 2 slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Ion
  • 3500 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 7.0 (Nougat)
  • upgradable to Android 8.0 (Oreo)
  • Android 9.0 (Pie); Funtouch 4.5
Chipset
  • Qualcomm MSM8996 Snapdragon 821 (14 nm)
  • Qualcomm SDM845 Snapdragon 845 (10 nm)
NFC
  • Yes
Unknown
Headphone jack
  • No
  • Yes
Display
Display — specifications for U Ultra, NEX Dual Display.
SpecificationU UltraNEX Dual Display
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 90.3 cm2
  • 100.2 cm2
Screen format
  • 16:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 69.7%
  • 84.7%
PPI /points per inch/
  • 513 PPI
  • 403 PPI
Screen protection
  • Corning Gorilla Glass 5 (64 GB version)Sapphire crystal glass (128 GB version)
Unknown
Camera and Video
Camera and Video — specifications for U Ultra, NEX Dual Display.
SpecificationU UltraNEX Dual Display
Rear camera, main
  • 12 MP
  • Single
  • 12 MP
  • Triple
Camera specs
  • 12 MP
  • f/1.8
  • 26mm (wide)
  • 1/2.3''
  • 1.55µm
  • OIS
  • PDAF & laser AF
  • 12 MP
  • f/1.8
  • 1/2.55''
  • 1.4µm
  • 4-axis OIS
  • Dual Pixel PDAF -2 MP
  • depth sensor -TOF camera
  • f/1.3
Functions
  • Auto-HDR
  • LED flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 2160p@30fps
  • 1080p@30fps
Front camera, selfie
  • 16 MP
  • Single
  • 12 MP
  • Triple
Specifications
  • 16 MP
  • Uses main cameras
Performance

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

Performance — specifications for U Ultra, NEX Dual Display.
SpecificationU UltraNEX Dual Display
Processor CPU
  • Quad-core (2x2.15 GHz Kryo & 2x1.6 GHz Kryo)
  • Octa-core (4x2.7 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver)
Graphics processor GPU
  • Adreno 530
  • Adreno 630
Antutu 7 score *
  • 168385
Unknown
GeekBench 4 Single Core *
  • 1662
Unknown
GeekBench 4 Multi-Core *
  • 3920
Unknown
GeekBench 4 RenderScript *
  • 7174
Unknown
Antutu 8 score * Unknown
  • 340355
GeekBench 5 Single Core *
  • 302
Unknown
GeekBench 5 Multi-Core *
  • 795
Unknown
General specs
General specs — specifications for U Ultra, NEX Dual Display.
SpecificationU UltraNEX Dual Display
Release date
  • 2017
  • January
  • 2018
  • December
Colors
  • Brilliant Black
  • Cosmetic Pink
  • Ice White
  • Sapphire Blue
  • Polar Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 250 EUR
  • 700 EUR
Battery life
  • Stand by time- Up to 312 h (3G) Talking time- Up to 26 h (3G)
Unknown
Body build
  • Front/back glass
  • aluminum frame
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for U Ultra, NEX Dual Display.
SpecificationU UltraNEX Dual Display
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • 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)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 19(800)
  • 28(700)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (3CA) Cat11 600/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (4CA) Cat16 1024/150 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • DLNA
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
  • BDS
  • GNSS
USB
  • 3.1
  • Type-C 1.0 reversible connector
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for U Ultra, NEX Dual Display.
SpecificationU UltraNEX Dual Display
Radio
  • No
  • No
Others
  • Secondary display
  • 160 x 1040 pixels
  • 2 inches
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
  • Secondary display (on the back): -Super AMOLED
  • 5.49 inches
  • 1080 x 1920 pixels
  • 32-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for U Ultra, NEX Dual Display.
SpecificationU UltraNEX Dual Display
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging (Quick Charge 3.0) - Also known as HTC Ocean Note
  • Sensors Fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 10V/2.25A 22.5W