HTC U19e vs vivo X21

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

    X21: 23.8 g lighter

    U19e:
    180 g
    X21:
    156.2 g
  • Width

    X21: 1.1 mm narrower

    U19e:
    75.9 mm
    X21:
    74.8 mm
  • Screen diagonal

    U19e: 0.28 in smaller diagonal

    U19e:
    6 in
    X21:
    6.28 in
  • Chipset

    U19e:
    Qualcomm SDM710 Snapdragon 710 (10 nm)
    X21:
    Qualcomm SDM660 Snapdragon 660 (14 nm)
  • Depth

    X21: 0.6 mm thinner

    U19e:
    8 mm
    X21:
    7.4 mm
  • Height

    X21: 2.1 mm shorter

    U19e:
    156.6 mm
    X21:
    154.5 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. U19e

    Height:
    156.6 mm +2.1 mm versus X21
    Width:
    75.9 mm +1.1 mm versus X21
    Depth:
    8 mm +0.6 mm versus X21
  2. 2. X21

    Height:
    154.5 mm
    Width:
    74.8 mm
    Depth:
    7.4 mm

Weight

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

  1. 1. U19e

    180 g

    +23.8 g versus X21

  2. 2. X21

    156.2 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. U19e

    Screen diagonal:
    6 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    92.9 cm²
  2. 2. X21

    Screen diagonal:
    6.28 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    98.4 cm²

X21 has approximately 6% more rectangular screen area than U19e.

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 U19e, X21, compared at the same storage capacity.
StorageU19eX21
64 GB Not recorded 6 GB RAM
128 GB Recorded for all phones 6 GB RAM 6 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. U19e

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 1 TB (dedicated slot)

2. X21

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 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. U19e

    3930 mAh

    +730 mAh versus X21

  2. 2. X21

    3200 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. U19e2. X21

Everyday essentials
Everyday essentials — specifications for U19e, X21.
SpecificationU19eX21
Dimensions (HxWxD)
  • 156.6 Х 75.9 Х 8 mm
  • 154.5 Х 74.8 Х 7.4 mm
Weight
  • 180 g
  • 156.2 g
Technology
  • OLED
  • Super AMOLED
Screen size
  • 6" inch
  • 6.28" inch
Screen resolution
  • 1080 x 2160 px
  • 1080 x 2280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 GB
  • 6 GB RAM
  • 64/128 GB
  • 6 GB RAM
Memory card support
  • microSD
  • up to 1 TB (dedicated slot)
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3930 mAh
  • Non-removable Li-Ion
  • 3200 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 9.0 (Pie); HTC Sense
  • Android 8.1 (Oreo); Funtouch 4
Chipset
  • Qualcomm SDM710 Snapdragon 710 (10 nm)
  • Qualcomm SDM660 Snapdragon 660 (14 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for U19e, X21.
SpecificationU19eX21
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 92.9 cm2
  • 98.4 cm2
Screen format
  • 18:9 (height:width)
  • 19:9 (height:width)
Screen to body ratio
  • 78.2%
  • 85.2%
PPI /points per inch/
  • 402 PPI
  • 402 PPI
Screen protection
  • Corning Gorilla Glass (unspecified)
Unknown
Camera and Video
Camera and Video — specifications for U19e, X21.
SpecificationU19eX21
Rear camera, main
  • 12 MP
  • Dual
  • 12 MP
  • Dual
Camera specs
  • 12 MP
  • f/1.8
  • 26mm (wide)
  • PDAF -20 MP
  • f/2.6
  • 52mm (telephoto)
  • 2x optical zoom
  • 12 MP
  • f/1.8
  • 1/2.55''
  • 1.4µm
  • dual pixel PDAF -5 MP
  • f/2.4
  • depth sensor
Functions
  • Auto HDR
  • LED flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 24 MP
  • Dual
  • 12 MP
  • Single
Specifications
  • 24 MP
  • f/2.0 2 MP
  • f/2.2 (depth sensor)
  • 12 MP
  • f/2.0
Performance

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

Performance — specifications for U19e, X21.
SpecificationU19eX21
Processor CPU
  • Octa-core (2x2.2 GHz Kryo 360 Gold & 6x1.7 GHz Kryo 360 Silver)
  • Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
Graphics processor GPU
  • Adreno 616
  • Adreno 512
Antutu 7 score *
  • 178321
  • 143728
GeekBench 4 Single Core * Unknown
  • 1806
GeekBench 4 Multi-Core * Unknown
  • 4240
General specs
General specs — specifications for U19e, X21.
SpecificationU19eX21
Release date
  • 2019
  • June
  • 2018
  • March
Colors
  • Extraordinary Purple
  • Modest Green
  • Black
  • Aurora White
  • Ruby Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 420 EUR
  • 450 EUR
Body build
  • Front/back glass
  • aluminum frame
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for U19e, X21.
SpecificationU19eX21
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 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 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 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (3CA) Cat15 800/150 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • 3.1
  • Type-C 1.0 reversible connector
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for U19e, X21.
SpecificationU19eX21
Radio
  • To be confirmed
  • FM radio
Others
  • HDR10
  • Active noise cancellation with dedicated mic
  • 32-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for U19e, X21.
SpecificationU19eX21
Dop
  • Sensors Iris scanner
  • fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - Fast battery charging 18W (Quick Charge 4.0)
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - Fast battery charging