Oppo Realme C2 vs Samsung Galaxy J7 Duo

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.

  • Display technology

    OLED versus LCD

    Realme C2:
    LCD
    Galaxy J7 Duo:
    OLED
  • Weight

    Realme C2: 8 g lighter

    Realme C2:
    166 g
    Galaxy J7 Duo:
    174 g
  • Width

    Realme C2: 3.5 mm narrower

    Realme C2:
    73.7 mm
    Galaxy J7 Duo:
    77.2 mm
  • Screen diagonal

    Galaxy J7 Duo: 0.6 in smaller diagonal

    Realme C2:
    6.1 in
    Galaxy J7 Duo:
    5.5 in
  • Chipset

    Realme C2:
    Mediatek MT6762 Helio P22 (12 nm)
    Galaxy J7 Duo:
    Exynos 7885 Octa (14 nm)
  • Release year

    Realme C2:
    2019
    Galaxy J7 Duo:
    2018

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. Realme C2

    Height:
    154.3 mm
    Width:
    73.7 mm
    Depth:
    8.5 mm
  2. 2. Galaxy J7 Duo

    Height:
    153.5 mm
    Width:
    77.2 mm +3.5 mm versus Realme C2
    Depth:
    8.2 mm

Weight

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

  1. 1. Realme C2

    166 g

  2. 2. Galaxy J7 Duo

    174 g

    +8 g versus Realme C2

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. Realme C2

    Screen diagonal:
    6.1 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    91.3 cm²
  2. 2. Galaxy J7 Duo

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

Realme C2 has approximately 9.5% more rectangular screen area than Galaxy J7 Duo.

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.

Realme C2: Original memory entry

32 GB · 3 GB RAM 16 GB · 2 GB RAM

Galaxy J7 Duo: Original memory entry

32 GB · 512GB 4GB

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Realme C2

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

2. Galaxy J7 Duo

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. Realme C2

    4000 mAh

    +1000 mAh versus Galaxy J7 Duo

  2. 2. Galaxy J7 Duo

    3000 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. Realme C22. Galaxy J7 Duo

Everyday essentials
Everyday essentials — specifications for Realme C2, Galaxy J7 Duo.
SpecificationRealme C2Galaxy J7 Duo
Dimensions (HxWxD)
  • 154.3 Х 73.7 Х 8.5 mm
  • 153.5 Х 77.2 Х 8.2 mm
Weight
  • 166 g
  • 174 g
Technology
  • IPS LCD
  • Super AMOLED
Screen size
  • 6.1" inch
  • 5.5" inch
Screen resolution
  • 720 x 1560 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM 16 GB
  • 2 GB RAM
  • 32 GB
  • 512GB 4GB
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.
  • 4000 mAh
  • Non-removable Li-Po
  • 3000 mAh
  • Removable Li-Ion
Operating system OS
  • Android 9.0 (Pie); ColorOS 6 Lite
  • Android 8.0 (Oreo)
Chipset
  • Mediatek MT6762 Helio P22 (12 nm)
  • Exynos 7885 Octa (14 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Realme C2, Galaxy J7 Duo.
SpecificationRealme C2Galaxy J7 Duo
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 91.3 cm2
  • 83.4 cm2
Screen format
  • 19.5:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 80.3%
  • 70.4%
PPI /points per inch/
  • 282 PPI
  • 267 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Realme C2, Galaxy J7 Duo.
SpecificationRealme C2Galaxy J7 Duo
Rear camera, main
  • 13 MP
  • Dual
  • 13 MP
  • Dual
Camera specs
  • 13 MP
  • f/2.2
  • 1.12µm
  • PDAF -2 MP
  • f/2.4
  • 1.75µm
  • depth sensor
  • 13 MP
  • f/1.9
  • AF -5 MP
  • depth sensor
Functions
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 5 MP
  • f/2.0
  • 1/5"
  • 1.12µm
  • 8 MP
  • f/1.9
Performance
Performance — specifications for Realme C2, Galaxy J7 Duo.
SpecificationRealme C2Galaxy J7 Duo
Processor CPU
  • Octa-core 2.0 GHz Cortex-A53
  • Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)
Graphics processor GPU
  • PowerVR GE8320
  • Mali-G71
General specs
General specs — specifications for Realme C2, Galaxy J7 Duo.
SpecificationRealme C2Galaxy J7 Duo
Release date
  • 2019
  • April
  • 2018
  • April
Colors
  • Diamond black
  • Diamond Blue
  • Black
  • Gold
  • Rose Gold
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 6000 INR
  • 240 EUR
Body build
  • plastic body
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Realme C2, Galaxy J7 Duo.
SpecificationRealme C2Galaxy J7 Duo
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • 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)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA
  • LTE-A
  • HSPA
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • 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
  • microUSB 2.0
  • USB On-The-Go
  • Yes
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Realme C2, Galaxy J7 Duo.
SpecificationRealme C2Galaxy J7 Duo
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Realme C2, Galaxy J7 Duo.
SpecificationRealme C2Galaxy J7 Duo
Dop
  • Sensors Accelerometer
  • proximity
  • compass - Versions: RMX1941
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • proximity - ANT+