HTC U Ultra vs O2 XDA Ignito

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.

  • Weight

    XDA Ignito: 60 g lighter

    U Ultra:
    170 g
    XDA Ignito:
    110 g
  • Width

    XDA Ignito: 28.8 mm narrower

    U Ultra:
    79.8 mm
    XDA Ignito:
    51 mm
  • Screen diagonal

    XDA Ignito: 2.9 in smaller diagonal

    U Ultra:
    5.7 in
    XDA Ignito:
    2.8 in
  • Chipset

    U Ultra:
    Qualcomm MSM8996 Snapdragon 821 (14 nm)
    XDA Ignito:
    Qualcomm MSM7201A
  • Depth

    U Ultra: 3.5 mm thinner

    U Ultra:
    8 mm
    XDA Ignito:
    11.5 mm
  • Height

    XDA Ignito: 60.4 mm shorter

    U Ultra:
    162.4 mm
    XDA Ignito:
    102 mm

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 +60.4 mm versus XDA Ignito
    Width:
    79.8 mm +28.8 mm versus XDA Ignito
    Depth:
    8 mm
  2. 2. XDA Ignito

    Height:
    102 mm
    Width:
    51 mm
    Depth:
    11.5 mm +3.5 mm versus U Ultra

Weight

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

  1. 1. U Ultra

    170 g

    +60 g versus XDA Ignito

  2. 2. XDA Ignito

    110 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. U Ultra

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

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²

U Ultra has approximately 268.9% more rectangular screen area than XDA Ignito.

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 Ignito: Original memory entry

4 GB · 192 MB RAM · 256 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 Ignito

NFC:
Unknown
Headphone jack:
No
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

    +2100 mAh versus XDA Ignito

  2. 2. XDA Ignito

    900 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. U Ultra2. XDA Ignito

Everyday essentials
Everyday essentials — specifications for U Ultra, XDA Ignito.
SpecificationU UltraXDA Ignito
Dimensions (HxWxD)
  • 162.4 Х 79.8 Х 8 mm
  • 102 Х 51 Х 11.5 mm
Weight
  • 170 g
  • 110 g
Technology
  • Super LCD5
  • TFT
Screen size
  • 5.7" inch
  • 2.8" inch
Screen resolution
  • 1440 x 2560 px
  • 480 x 640 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64/128 GB
  • 512GB 4GB
  • 4 GB
  • 192 MB RAM
  • 256 MB ROM
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
  • 900 mAh
  • Removable Li-Ion
Operating system OS
  • Android 7.0 (Nougat)
  • upgradable to Android 8.0 (Oreo)
  • Microsoft Windows Mobile 6.1 Professional
Chipset
  • Qualcomm MSM8996 Snapdragon 821 (14 nm)
  • Qualcomm MSM7201A
NFC
  • Yes
Unknown
Headphone jack
  • No
  • No
Display
Display — specifications for U Ultra, XDA Ignito.
SpecificationU UltraXDA Ignito
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 65K
Screen area
  • 90.3 cm2
  • 24.3 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 69.7%
  • 46.7%
PPI /points per inch/
  • 513 PPI
  • 286 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, XDA Ignito.
SpecificationU UltraXDA Ignito
Rear camera, main
  • 12 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 12 MP
  • f/1.8
  • 26mm (wide)
  • 1/2.3''
  • 1.55µm
  • OIS
  • PDAF & laser AF
  • 3.15 MP
  • AF
Functions
  • Auto-HDR
Unknown
Video
  • 1080p@30fps
  • CIF@30fps
Front camera, selfie
  • 16 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 16 MP
  • VGA videocall camera
Performance

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

Performance — specifications for U Ultra, XDA Ignito.
SpecificationU UltraXDA Ignito
Processor CPU
  • Quad-core (2x2.15 GHz Kryo & 2x1.6 GHz Kryo)
  • 528 MHz ARM 11
Graphics processor GPU
  • Adreno 530
  • Adreno 130
Antutu 7 score *
  • 168385
Unknown
GeekBench 4 Single Core *
  • 1662
Unknown
GeekBench 4 Multi-Core *
  • 3920
Unknown
GeekBench 4 RenderScript *
  • 7174
Unknown
GeekBench 5 Single Core *
  • 302
Unknown
GeekBench 5 Multi-Core *
  • 795
Unknown
General specs
General specs — specifications for U Ultra, XDA Ignito.
SpecificationU UltraXDA Ignito
Release date
  • 2017
  • January
  • 2008
  • August
Colors
  • Brilliant Black
  • Cosmetic Pink
  • Ice White
  • Sapphire Blue
  • Black
Historical recorded price Legacy 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 285 h Talking time- Up to 5 h 30 min
Body build
  • Front/back glass
  • aluminum frame
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for U Ultra, XDA Ignito.
SpecificationU UltraXDA Ignito
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)
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (3CA) Cat11 600/50 Mbps
  • HSPA 7.2/0.384 Mbps
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • DLNA
  • hotspot
  • Wi-Fi 802.11 b/g
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
USB
  • 3.1
  • Type-C 1.0 reversible connector
  • miniUSB
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 2.0
  • A2DP
Music and Audio
Music and Audio — specifications for U Ultra, XDA Ignito.
SpecificationU UltraXDA Ignito
Radio
  • No
  • Stereo FM radio
  • RDS
Others
  • Secondary display
  • 160 x 1040 pixels
  • 2 inches
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
  • TouchFLO 3D finger swipe navigation -Handwriting recognition
Other features
Other features — specifications for U Ultra, XDA Ignito.
SpecificationU UltraXDA Ignito
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging (Quick Charge 3.0) - Also known as HTC Ocean Note
  • Sensors Accelerometer Pocket Office -Voice memo -MP3 player HTC Diamond 100 platform