BLU J2 vs Samsung Galaxy C7

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

    J2:
    LCD
    Galaxy C7:
    OLED
  • Weight

    J2: 23 g lighter

    J2:
    146 g
    Galaxy C7:
    169 g
  • Width

    J2: 4.1 mm narrower

    J2:
    73.1 mm
    Galaxy C7:
    77.2 mm
  • Screen diagonal

    J2: 0.7 in smaller diagonal

    J2:
    5 in
    Galaxy C7:
    5.7 in
  • Depth

    Galaxy C7: 3.5 mm thinner

    J2:
    10.3 mm
    Galaxy C7:
    6.8 mm
  • Height

    J2: 12.6 mm shorter

    J2:
    144 mm
    Galaxy C7:
    156.6 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. J2

    Height:
    144 mm
    Width:
    73.1 mm
    Depth:
    10.3 mm +3.5 mm versus Galaxy C7
  2. 2. Galaxy C7

    Height:
    156.6 mm +12.6 mm versus J2
    Width:
    77.2 mm +4.1 mm versus J2
    Depth:
    6.8 mm

Weight

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

  1. 1. J2

    146 g

  2. 2. Galaxy C7

    169 g

    +23 g versus J2

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. J2

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. Galaxy C7

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

Galaxy C7 has approximately 30% more rectangular screen area than J2.

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 J2, Galaxy C7, compared at the same storage capacity.
StorageJ2Galaxy C7
32 GB 1 GB RAM Unknown
Galaxy C7: Original memory entry

32/64 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. J2

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC

2. Galaxy C7

NFC:
Yes
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. J2

    2000 mAh

  2. 2. Galaxy C7

    3300 mAh

    +1300 mAh versus J2

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. J22. Galaxy C7

Everyday essentials
Everyday essentials — specifications for J2, Galaxy C7.
SpecificationJ2Galaxy C7
Dimensions (HxWxD)
  • 144 Х 73.1 Х 10.3 mm
  • 156.6 Х 77.2 Х 6.8 mm
Weight
  • 146 g
  • 169 g
Technology
  • IPS LCD
  • Super AMOLED
Screen size
  • 5" inch
  • 5.7" inch
Screen resolution
  • 480 x 854 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 1GB RAM
  • 32/64 GB
  • 512GB 4GB
Memory card support
  • microSDXC
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Po
  • 3300 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 8.1 Oreo (Go edition)
  • Android 6.0.1 (Marshmallow)
  • upgradable to Android 8.0 (Oreo)
Chipset Unknown
  • Qualcomm MSM8953 Snapdragon 625 (14 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for J2, Galaxy C7.
SpecificationJ2Galaxy C7
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 89.6 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 65.4%
  • 74.1%
PPI /points per inch/
  • 196 PPI
  • 386 PPI
Camera and Video
Camera and Video — specifications for J2, Galaxy C7.
SpecificationJ2Galaxy C7
Rear camera, main
  • 5 MP
  • Single
  • 16 MP
  • Single
Camera specs
  • 5 MP
  • 16 MP
  • AF
  • f/1.9
Functions
  • LED flash
  • Dual-LED dual-tone flash
  • panorama
  • HDR
Video
  • 720p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 5 MP
  • 8 MP
  • f/1.9
Performance

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

Performance — specifications for J2, Galaxy C7.
SpecificationJ2Galaxy C7
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Octa-core 2.0 GHz Cortex-A53
Graphics processor GPU
  • Mali-400
  • Adreno 506
Antutu 7 score * Unknown
  • 60155
GeekBench 4 Single Core * Unknown
  • 840
GeekBench 4 Multi-Core * Unknown
  • 3560
GeekBench 4 RenderScript * Unknown
  • 3070
GeekBench 5 Single Core * Unknown
  • 167
GeekBench 5 Multi-Core * Unknown
  • 1008
General specs
General specs — specifications for J2, Galaxy C7.
SpecificationJ2Galaxy C7
Release date
  • 2019
  • December
  • 2016
  • May
Colors
  • Blue
  • Black
  • Brown
  • Gold
  • Pink Gold
  • Dark Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 50 EUR
  • 250 EUR
Body build Unknown
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for J2, Galaxy C7.
SpecificationJ2Galaxy C7
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
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 - C7000 -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 8(900)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) - C7000
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS/ BDS (region dependent)
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.1
  • A2DP
  • LE
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for J2, Galaxy C7.
SpecificationJ2Galaxy C7
Radio
  • FM radio
  • Stereo FM radio with RDS; reco
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for J2, Galaxy C7.
SpecificationJ2Galaxy C7
Dop
  • Sensors Accelerometer For USA
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • proximity
  • compass - Fast battery charging (Quick Charge 3.0) -ANT+