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HTC One E9 vs Oppo Realme C2s

Compare recorded specifications, size and practical differences.

+ Add a third phone

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

    One E9: 19 g lighter

    One E9:
    147 g
    Realme C2s:
    166 g
  • Width

    Realme C2s: 2.8 mm narrower

    One E9:
    76.5 mm
    Realme C2s:
    73.7 mm
  • Screen diagonal

    One E9: 0.6 in smaller diagonal

    One E9:
    5.5 in
    Realme C2s:
    6.1 in
  • Chipset

    One E9:
    Mediatek MT6795M Helio X10 (28 nm)
    Realme C2s:
    Mediatek MT6762 Helio P22 (12 nm)
  • Rear camera layout

    One E9:
    Single
    Realme C2s:
    Dual
  • Depth

    One E9: 1 mm thinner

    One E9:
    7.5 mm
    Realme C2s:
    8.5 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. One E9

    Height:
    156.5 mm +2.2 mm versus Realme C2s
    Width:
    76.5 mm +2.8 mm versus Realme C2s
    Depth:
    7.5 mm
  2. 2. Realme C2s

    Height:
    154.3 mm
    Width:
    73.7 mm
    Depth:
    8.5 mm +1 mm versus One E9

Weight

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

  1. 1. One E9

    147 g

  2. 2. Realme C2s

    166 g

    +19 g versus One E9

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 E9

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. Realme C2s

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

Realme C2s has approximately 9.5% more rectangular screen area than One E9.

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 E9, Realme C2s, compared at the same storage capacity.
StorageOne E9Realme C2s
16 GB 2 GB RAM Not recorded
32 GB Not recorded 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. One E9

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

2. Realme C2s

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (dedicated 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. One E9

    2800 mAh

  2. 2. Realme C2s

    4000 mAh

    +1200 mAh versus One E9

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 E92. Realme C2s

Everyday essentials
Everyday essentials — specifications for One E9, Realme C2s.
SpecificationOne E9Realme C2s
Dimensions (HxWxD)
  • 156.5 Х 76.5 Х 7.5 mm
  • 154.3 Х 73.7 Х 8.5 mm
Weight
  • 147 g
  • 166 g
Technology Unknown
  • IPS LCD
Screen size
  • 5.5" inch
  • 6.1" inch
Screen resolution
  • 1080 x 1920 px
  • 720 x 1560 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 32GB 3GB RAM
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2800 mAh
  • Non-removable Li-Po
  • 4000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 5 (Lollipop)
  • upgradable to 6 (Marshmallow); Sense UI 7
  • Android 9.0 (Pie); ColorOS 6.1
Chipset
  • Mediatek MT6795M Helio X10 (28 nm)
  • Mediatek MT6762 Helio P22 (12 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for One E9, Realme C2s.
SpecificationOne E9Realme C2s
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 91.3 cm2
Screen format
  • 16:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 69.7%
  • 80.3%
PPI /points per inch/
  • 401 PPI
  • 282 PPI
Screen protection
  • To be disclosed
Unknown
Camera and Video
Camera and Video — specifications for One E9, Realme C2s.
SpecificationOne E9Realme C2s
Rear camera, main
  • 13 MP
  • Single
  • 13 MP
  • Dual
Camera specs
  • 13 MP
  • f/2.2
  • 28mm (wide)
  • AF
  • 13 MP
  • f/2.2
  • 1/3.1''
  • 1.12µm
  • PDAF -2 MP
  • f/2.4
  • 1.75µm
  • depth sensor
Functions
  • HDR
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 4 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 4 MP
  • f/2.0
  • 27mm (wide)
  • 1/3''
  • 2µm
  • 5 MP
  • f/2.0
  • 1/5''
  • 1.12µm
Performance

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

Performance — specifications for One E9, Realme C2s.
SpecificationOne E9Realme C2s
Processor CPU
  • Octa-core 2.0 GHz Cortex-A53
  • Octa-core 2.0 GHz Cortex-A53
Graphics processor GPU
  • PowerVR G6200
  • PowerVR GE8320
Antutu 7 score *
  • 47152
Unknown
General specs
General specs — specifications for One E9, Realme C2s.
SpecificationOne E9Realme C2s
Release date
  • 2015
  • May
  • 2020
  • January
Colors
  • Black
  • White
  • Diamond black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 320 EUR
  • 40 EUR
Body build Unknown
  • Glass front
  • plastic back
  • plastic frame
Communication and Connectivity
Communication and Connectivity — specifications for One E9, Realme C2s.
SpecificationOne E9Realme C2s
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA -4G - LTE
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 38(2600)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • DLNA
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.1
  • A2DP
  • aptX
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for One E9, Realme C2s.
SpecificationOne E9Realme C2s
Radio
  • FM radio
  • FM radio
Others
  • Dolby Audio enhancement -Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for One E9, Realme C2s.
SpecificationOne E9Realme C2s
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity
  • compass - For Thailand only