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HTC U Ultra vs O2 XDA

Compare recorded specifications, size and practical differences.

HTC U Ultra

HTC U Ultra

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O2 XDA

O2 XDA

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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.

  • WeightU Ultra: 31 g lighterU Ultra: 170 g · XDA: 201 g
  • WidthXDA: 6.8 mm narrowerXDA: 73 mm · U Ultra: 79.8 mm
  • Screen diagonalXDA: 2.2 in smaller diagonalXDA: 3.5 in · U Ultra: 5.7 in
  • DepthU Ultra: 10 mm thinnerU Ultra: 8 mm · XDA: 18 mm
  • HeightXDA: 33.4 mm shorterXDA: 129 mm · U Ultra: 162.4 mm
  • Release year2017 / 2003U Ultra: 2017 · XDA: 2003

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.

Front
U Ultra: 162.4 × 79.8 mm 1 XDA: 129 × 73 mm 2
Side
U Ultra: 162.4 × 8 mm 1 XDA: 129 × 18 mm 2
  1. 1. U Ultra
    Height
    162.4 mm+33.4 mm versus XDA
    Width
    79.8 mm+6.8 mm versus XDA
    Depth
    8 mm
    Weight
    170 g
  2. 2. XDA
    Height
    129 mm
    Width
    73 mm
    Depth
    18 mm+10 mm versus U Ultra
    Weight
    201 g
Weight

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

  1. 1. U Ultra170 g
  2. 2. XDA201 g

    +31 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.

Screen size
U Ultra: 5.7 in, 16:9, About 89.6 cm² rectangular area 1 XDA: 3.5 in, 4:3, About 37.9 cm² rectangular area 2
  1. 1. U Ultra 5.7 in · 16:9 About 89.6 cm² rectangular area
  2. 2. XDA 3.5 in · 4:3 About 37.9 cm² rectangular area

U Ultra has approximately 136.1% more rectangular screen area than XDA.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

U Ultra: Original memory entry

64/128 GB · 512GB 4GB

XDA: Original memory entry

64 MB RAM · 32 MB ROM

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. XDA

NFC
Unknown
Headphone jack
No
Memory card support
See details MMC/SD

Battery capacity

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

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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. XDA

Everyday essentials
Everyday essentials
SpecificationU UltraXDA
Dimensions (HxWxD)
  • 162.4 Х 79.8 Х 8 mm
  • 129 Х 73 Х 18 mm
Weight
  • 170 g
  • 201 g
Technology
  • Super LCD5
  • TFT
Screen size
  • 5.7" inch
  • 3.5" inch
Screen resolution
  • 1440 x 2560 px
  • 240 x 320 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64/128 GB
  • 512GB 4GB
  • 64 MB RAM
  • 32 MB ROM
Memory card support
  • microSD
  • up to 512 GB (uses SIM 2 slot)
  • MMC/SD
BatteryCapacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Ion
  • 0 mAh,
Operating system OS
  • Android 7.0 (Nougat)
  • upgradable to Android 8.0 (Oreo)
  • Microsoft Windows PocketPC
Chipset
  • Qualcomm MSM8996 Snapdragon 821 (14 nm)
Unknown
NFC
  • Yes
Unknown
Headphone jack
  • No
  • No
Display
Display
SpecificationU UltraXDA
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 4096
Screen area
  • 90.3 cm2
  • 37.9 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 69.7%
  • 40.3%
PPI /points per inch/
  • 513 PPI
  • 114 PPI
Screen protection
  • Corning Gorilla Glass 5 (64 GB version)Sapphire crystal glass (128 GB version)
Unknown
Camera and Video
Camera and Video
SpecificationU UltraXDA
Rear camera, main
  • 12 MP
  • Single
  • 0 MP,
Camera specs
  • 12 MP
  • f/1.8
  • 26mm (wide)
  • 1/2.3''
  • 1.55µm
  • OIS
  • PDAF & laser AF
Unknown
Functions
  • Auto-HDR
Unknown
Video
  • 1080p@30fps
Unknown
Front camera, selfie
  • 16 MP
  • Single
  • 0 MP,
Specifications
  • 16 MP
Unknown
Performance
Performance
SpecificationU UltraXDA
Processor CPU
  • Quad-core (2x2.15 GHz Kryo & 2x1.6 GHz Kryo)
  • Intel Strong PXA263 400 MHz
Graphics processor GPU
  • Adreno 530
Unknown
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 168385
Unknown
GeekBench 4 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 1662
Unknown
GeekBench 4 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 3920
Unknown
GeekBench 4 RenderScriptLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 7174
Unknown
GeekBench 5 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 302
Unknown
GeekBench 5 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 795
Unknown
General specs
General specs
SpecificationU UltraXDA
Release date
  • 2017
  • January
  • 2003
Colors
  • Brilliant Black
  • Cosmetic Pink
  • Ice White
  • Sapphire Blue
Unknown
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
  • 250 EUR
Unknown
Battery life
  • Stand by time- Up to 312 h (3G) Talking time- Up to 26 h (3G)
  • Stand by time- Up to 150 h Talking time- Up to 3 h 30 min
Body build
  • Front/back glass
  • aluminum frame
Unknown
Communication and Connectivity
Communication and Connectivity
SpecificationU UltraXDA
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
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)
Unknown
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (3CA) Cat11 600/50 Mbps
Unknown
GPRS
  • Yes
  • Class 8
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • DLNA
  • hotspot
  • No
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • No
USB
  • 3.1
  • Type-C 1.0 reversible connector
  • Proprietary
Bluetooth
  • 4.2
  • A2DP
  • LE
  • No
Music and Audio
Music and Audio
SpecificationU UltraXDA
Radio
  • No
  • No
Others
  • Secondary display
  • 160 x 1040 pixels
  • 2 inches
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
Unknown
Other features
Other features
SpecificationU UltraXDA
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging (Quick Charge 3.0) - Also known as HTC Ocean Note
  • Infrared port - Pocket Office -Media player -Voice memo - Produced by HTC. Functionally identical to Qtek 1010.

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