HTC U Ultra vs Xiaomi Redmi Note 5 AI Dual Camera

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

    U Ultra: 11 g lighter

    U Ultra:
    170 g
    Redmi Note 5 AI Dual Camera:
    181 g
  • Width

    Redmi Note 5 AI Dual Camera: 4.4 mm narrower

    U Ultra:
    79.8 mm
    Redmi Note 5 AI Dual Camera:
    75.4 mm
  • Screen diagonal

    U Ultra: 0.29 in smaller diagonal

    U Ultra:
    5.7 in
    Redmi Note 5 AI Dual Camera:
    5.99 in
  • Chipset

    U Ultra:
    Qualcomm MSM8996 Snapdragon 821 (14 nm)
    Redmi Note 5 AI Dual Camera:
    Qualcomm SDM636 Snapdragon 636 (14 nm)
  • Rear camera layout

    U Ultra:
    Single
    Redmi Note 5 AI Dual Camera:
    Dual
  • Height

    Redmi Note 5 AI Dual Camera: 3.8 mm shorter

    U Ultra:
    162.4 mm
    Redmi Note 5 AI Dual Camera:
    158.6 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 +3.8 mm versus Redmi Note 5 AI Dual Camera
    Width:
    79.8 mm +4.4 mm versus Redmi Note 5 AI Dual Camera
    Depth:
    8 mm
  2. 2. Redmi Note 5 AI Dual Camera

    Height:
    158.6 mm
    Width:
    75.4 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. Redmi Note 5 AI Dual Camera

    181 g

    +11 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. Redmi Note 5 AI Dual Camera

    Screen diagonal:
    5.99 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    92.6 cm²

Redmi Note 5 AI Dual Camera has approximately 3.4% 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.

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

U Ultra: Original memory entry

64/128 GB · 512GB 4GB

Redmi Note 5 AI Dual Camera: Original memory entry

64 GB · 4/6 GB RAM 32 GB · 3 GB RAM

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. Redmi Note 5 AI Dual Camera

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 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. U Ultra

    3000 mAh

  2. 2. Redmi Note 5 AI Dual Camera

    4000 mAh

    +1000 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. Redmi Note 5 AI Dual Camera

Everyday essentials
Everyday essentials — specifications for U Ultra, Redmi Note 5 AI Dual Camera.
SpecificationU UltraRedmi Note 5 AI Dual Camera
Dimensions (HxWxD)
  • 162.4 Х 79.8 Х 8 mm
  • 158.6 Х 75.4 Х 8.1 mm
Weight
  • 170 g
  • 181 g
Technology
  • Super LCD5
  • IPS LCD
Screen size
  • 5.7" inch
  • 5.99" inch
Screen resolution
  • 1440 x 2560 px
  • 1080 x 2160 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64/128 GB
  • 512GB 4GB
  • 64 GB
  • 4/6 GB RAM 32 GB
  • 3 GB RAM
Memory card support
  • microSD
  • up to 512 GB (uses SIM 2 slot)
  • microSD
  • up to 128 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Ion
  • 4000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 7.0 (Nougat)
  • upgradable to Android 8.0 (Oreo)
  • Android 8.0 (Oreo); MIUI 9
Chipset
  • Qualcomm MSM8996 Snapdragon 821 (14 nm)
  • Qualcomm SDM636 Snapdragon 636 (14 nm)
NFC
  • Yes
Unknown
Headphone jack
  • No
  • Yes
Display
Display — specifications for U Ultra, Redmi Note 5 AI Dual Camera.
SpecificationU UltraRedmi Note 5 AI Dual Camera
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 90.3 cm2
  • 92.6 cm2
Screen format
  • 16:9 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 69.7%
  • 77.4%
PPI /points per inch/
  • 513 PPI
  • 403 PPI
Screen protection
  • Corning Gorilla Glass 5 (64 GB version)Sapphire crystal glass (128 GB version)
  • Corning Gorilla Glass (unspecified version)
Camera and Video
Camera and Video — specifications for U Ultra, Redmi Note 5 AI Dual Camera.
SpecificationU UltraRedmi Note 5 AI Dual Camera
Rear camera, main
  • 12 MP
  • Single
  • 12 MP
  • Dual
Camera specs
  • 12 MP
  • f/1.8
  • 26mm (wide)
  • 1/2.3''
  • 1.55µm
  • OIS
  • PDAF & laser AF
  • 12 MP
  • f/1.9
  • 1/2.55''
  • 1.4µm
  • dual pixel PDAF -5 MP
  • f/2.0
  • 1.25µm
  • depth sensor
Functions
  • Auto-HDR
  • LED flash
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 16 MP
  • Single
  • 13 MP
  • Single
Specifications
  • 16 MP
  • 13 MP
  • f/2.0
  • 1.12µm
Performance

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

Performance — specifications for U Ultra, Redmi Note 5 AI Dual Camera.
SpecificationU UltraRedmi Note 5 AI Dual Camera
Processor CPU
  • Quad-core (2x2.15 GHz Kryo & 2x1.6 GHz Kryo)
  • Octa-core 1.8 GHz Kryo 260
Graphics processor GPU
  • Adreno 530
  • Adreno 509
Antutu 7 score *
  • 168385
Unknown
GeekBench 4 Single Core *
  • 1662
  • 1330
GeekBench 4 Multi-Core *
  • 3920
Unknown
GeekBench 4 RenderScript *
  • 7174
Unknown
Antutu 8 score * Unknown
  • 149823
GeekBench 5 Single Core *
  • 302
  • 274
GeekBench 5 Multi-Core *
  • 795
  • 1160
General specs
General specs — specifications for U Ultra, Redmi Note 5 AI Dual Camera.
SpecificationU UltraRedmi Note 5 AI Dual Camera
Release date
  • 2017
  • January
  • 2018
  • March
Colors
  • Brilliant Black
  • Cosmetic Pink
  • Ice White
  • Sapphire Blue
  • Black
  • Gold
  • Rose Gold
  • Blue
  • Flame red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 250 EUR
  • 180 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
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for U Ultra, Redmi Note 5 AI Dual Camera.
SpecificationU UltraRedmi Note 5 AI Dual Camera
SIM card
  • Hybrid 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 -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 & TD-SCDMA - China -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) - China LTE band 1(2100)
  • 4(1700/2100)
  • 20(800)
  • 40(2300) - Indonesia
  • Malaysia
  • Hong Kong
  • Vietnam LTE band 1(2100)
  • 2(1900)
  • 28(700)
  • 40(2300) - Taiwan
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (3CA) Cat11 600/50 Mbps
  • HSPA
  • LTE
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
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • 3.1
  • Type-C 1.0 reversible connector
  • microUSB 2.0
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 5.0
  • A2DP
  • LE
Harmful irradiation Unknown
  • SAR - 0.79 W/kg (head) 1.03 W/kg (body)
Music and Audio
Music and Audio — specifications for U Ultra, Redmi Note 5 AI Dual Camera.
SpecificationU UltraRedmi Note 5 AI Dual Camera
Radio
  • No
  • FM radio
Others
  • Secondary display
  • 160 x 1040 pixels
  • 2 inches
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for U Ultra, Redmi Note 5 AI Dual Camera.
SpecificationU UltraRedmi Note 5 AI Dual Camera
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging (Quick Charge 3.0) - Also known as HTC Ocean Note
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast battery charging (Quick Charge 3.0) - For China
  • Taiwan
  • Indonesia
  • Malaysia
  • Hong Kong
  • Vietnam
  • Thailand