HTC One M8 vs Oppo Realme X

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

    One M8:
    LCD
    Realme X:
    OLED
  • Weight

    One M8: 31 g lighter

    One M8:
    160 g
    Realme X:
    191 g
  • Width

    One M8: 5.4 mm narrower

    One M8:
    70.6 mm
    Realme X:
    76 mm
  • Screen diagonal

    One M8: 1.53 in smaller diagonal

    One M8:
    5 in
    Realme X:
    6.53 in
  • Chipset

    One M8:
    Qualcomm MSM8974AB Snapdragon 801 (28 nm)
    Realme X:
    Qualcomm SDM710 Snapdragon 710 (10 nm)
  • Rear camera layout

    One M8:
    Single
    Realme X:
    Dual

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. One M8

    Height:
    146.4 mm
    Width:
    70.6 mm
    Depth:
    9.4 mm
  2. 2. Realme X

    Height:
    161.2 mm +14.8 mm versus One M8
    Width:
    76 mm +5.4 mm versus One M8
    Depth:
    9.4 mm

Weight

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

  1. 1. One M8

    160 g

  2. 2. Realme X

    191 g

    +31 g versus One M8

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. One M8

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. Realme X

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

Realme X has approximately 51.9% more rectangular screen area than One M8.

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 One M8, Realme X, compared at the same storage capacity.
StorageOne M8Realme X
16 GB 2 GB RAM Unknown
32 GB 2 GB RAM Unknown
Realme X: Original memory entry

128/256 GB · 8 GB RAM 64 GB · 4/6 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. One M8

NFC:
See details Yes (market/operator dependent)
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (dedicated slot)

2. Realme X

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. One M8

    2600 mAh

  2. 2. Realme X

    3765 mAh

    +1165 mAh versus One M8

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. One M82. Realme X

Everyday essentials
Everyday essentials — specifications for One M8, Realme X.
SpecificationOne M8Realme X
Dimensions (HxWxD)
  • 146.4 Х 70.6 Х 9.4 mm
  • 161.2 Х 76 Х 9.4 mm
Weight
  • 160 g
  • 191 g
Technology
  • Super LCD3
  • AMOLED
Screen size
  • 5" inch
  • 6.53" inch
Screen resolution
  • 1080 x 1920 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16/32 GB
  • 2 GB RAM
  • 128/256 GB
  • 8 GB RAM 64 GB
  • 4/6 GB RAM
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 2600 mAh
  • Non-removable Li-Po
  • 3765 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.4.2 (KitKat)
  • upgradable to 6.0 (Marshmallow); Sense UI 6
  • Android 9.0 (Pie); ColorOS 6
Chipset
  • Qualcomm MSM8974AB Snapdragon 801 (28 nm)
  • Qualcomm SDM710 Snapdragon 710 (10 nm)
NFC
  • Yes (market/operator dependent)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for One M8, Realme X.
SpecificationOne M8Realme X
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 105.2 cm2
Screen format
  • 16:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 66.7%
  • 85.9%
PPI /points per inch/
  • 441 PPI
  • 394 PPI
Screen protection
  • Corning Gorilla Glass 3
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for One M8, Realme X.
SpecificationOne M8Realme X
Rear camera, main
  • 4 MP
  • Single
  • 48 MP
  • Dual
Camera specs
  • 4 MP
  • f/2.0
  • 27mm (wide)
  • 1/3''
  • 2µm
  • AF -4 MP
  • depth sensor
  • 48 MP
  • f/1.7
  • (wide)
  • 26mm (wide)
  • 1/2''
  • 0.8µm
  • PDAF -5 MP
  • f/2.4
  • depth sensor
Functions
  • HDR
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 16 MP
  • Single
Specifications
  • 5 MP
  • f/2.0
  • Motorized pop-up 16 MP
  • f/2.0
  • 25mm (wide)
  • 1/3''
  • 1.0µm
Performance

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

Performance — specifications for One M8, Realme X.
SpecificationOne M8Realme X
Processor CPU
  • Quad-core 2.3 GHz (US/EMEA)/ 2.5 GHz (Asia
  • China) Krait 400
  • Octa-core (2x2.2 GHz Kryo 360 Gold & 6x1.7 GHz Kryo 360 Silver)
Graphics processor GPU
  • Adreno 330
  • Adreno 616
Antutu 7 score *
  • 58192
Unknown
GeekBench 4 Single Core *
  • 961
Unknown
GeekBench 4 Multi-Core *
  • 2306
Unknown
GeekBench 4 RenderScript *
  • 2438
Unknown
GeekBench 4 Battery *
  • 1320
Unknown
GeekBench 5 Single Core * Unknown
  • 334
GeekBench 5 Multi-Core * Unknown
  • 1444
General specs
General specs — specifications for One M8, Realme X.
SpecificationOne M8Realme X
Release date
  • 2014
  • March
  • 2019
  • May
Colors
  • Gunmetal Gray
  • Glacial Silver
  • Amber Gold
  • Steam white
  • Punk Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 250 EUR
  • 160 EUR
Battery life
  • Stand by time- Up to 271 h (2G) / Up to 496 h (3G) Talking time- Up to 14 h (2G) / Up to 20 h (3G)
Unknown
Body build
  • aluminum body
  • Front glass (Gorilla Glass 5)
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for One M8, Realme X.
SpecificationOne M8Realme X
SIM card
  • Nano-SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 3(1800)
  • 7(2600)
  • 8(900)
  • 20(800)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA - China -3G - HSDPA 850 / 900 / 1700(AWS) / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/21.1(AT&T)/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/11.5 Mbps
  • LTE-A (2CA) Cat6 300/75 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • 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
  • BDS
USB
  • microUSB 2.0 (MHL TV-out)
  • USB Host
  • Type-C 1.0 reversible connector
Bluetooth
  • 4.0
  • A2DP
  • aptX
  • 5.0
  • A2DP
  • LE
  • aptX HD
Harmful irradiation
  • SAR EU - 0.42 W/kg (head) 0.22 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for One M8, Realme X.
SpecificationOne M8Realme X
Radio
  • Stereo FM radio
  • RDS
  • FM radio
Others
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic -Dolby Atmos sound
Other features
Other features — specifications for One M8, Realme X.
SpecificationOne M8Realme X
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • barometer
  • Infrared port - Fast battery charging (Quick Charge 2.0) - Also known as HTC M8
  • All New HTC One
  • Sensors Fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 20W: 55% in 30 min (VOOC 3.0) - Versions: RMX1901