Samsung Galaxy Alpha vs Samsung Galaxy J7 (2018)

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

    Galaxy Alpha: 66 g lighter

    Galaxy Alpha:
    115 g
    Galaxy J7 (2018):
    181 g
  • Width

    Galaxy Alpha: 10.7 mm narrower

    Galaxy Alpha:
    65.5 mm
    Galaxy J7 (2018):
    76.2 mm
  • Screen diagonal

    Galaxy Alpha: 0.8 in smaller diagonal

    Galaxy Alpha:
    4.7 in
    Galaxy J7 (2018):
    5.5 in
  • Depth

    Galaxy Alpha: 1.9 mm thinner

    Galaxy Alpha:
    6.7 mm
    Galaxy J7 (2018):
    8.6 mm
  • Height

    Galaxy Alpha: 20.8 mm shorter

    Galaxy Alpha:
    132.4 mm
    Galaxy J7 (2018):
    153.2 mm
  • Release year

    Galaxy Alpha:
    2014
    Galaxy J7 (2018):
    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. Galaxy Alpha

    Height:
    132.4 mm
    Width:
    65.5 mm
    Depth:
    6.7 mm
  2. 2. Galaxy J7 (2018)

    Height:
    153.2 mm +20.8 mm versus Galaxy Alpha
    Width:
    76.2 mm +10.7 mm versus Galaxy Alpha
    Depth:
    8.6 mm +1.9 mm versus Galaxy Alpha

Weight

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

  1. 1. Galaxy Alpha

    115 g

  2. 2. Galaxy J7 (2018)

    181 g

    +66 g versus Galaxy Alpha

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. Galaxy Alpha

    Screen diagonal:
    4.7 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    60.9 cm²
  2. 2. Galaxy J7 (2018)

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

Galaxy J7 (2018) has approximately 36.9% more rectangular screen area than Galaxy Alpha.

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 Galaxy Alpha, Galaxy J7 (2018), compared at the same storage capacity.
StorageGalaxy AlphaGalaxy J7 (2018)
16 GB Not recorded 2 GB RAM
32 GB Recorded for all phones 2 GB RAM 2 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. Galaxy Alpha

NFC:
Yes
Headphone jack:
Yes
Memory card support:
No

2. Galaxy J7 (2018)

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 400 GB

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. Galaxy Alpha

    1860 mAh

  2. 2. Galaxy J7 (2018)

    3300 mAh

    +1440 mAh versus Galaxy Alpha

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. Galaxy Alpha2. Galaxy J7 (2018)

Everyday essentials
Everyday essentials — specifications for Galaxy Alpha, Galaxy J7 (2018).
SpecificationGalaxy AlphaGalaxy J7 (2018)
Dimensions (HxWxD)
  • 132.4 Х 65.5 Х 6.7 mm
  • 153.2 Х 76.2 Х 8.6 mm
Weight
  • 115 g
  • 181 g
Technology
  • Super AMOLED
  • TFT
Screen size
  • 4.7" inch
  • 5.5" inch
Screen resolution
  • 720 x 1280 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
  • 2 GB RAM
  • 16/32 GB
  • 2 GB RAM
Memory card support
  • No
  • microSD
  • up to 400 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1860 mAh
  • Removable Li-Ion
  • 3300 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 4.4.4 (KitKat)
  • upgradable to 5.0.2 (Lollipop)
  • Android 8.0 (Oreo)
Chipset
  • Exynos 5430 Octa (20 nm)
Unknown
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Galaxy Alpha, Galaxy J7 (2018).
SpecificationGalaxy AlphaGalaxy J7 (2018)
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 60.9 cm2
  • 83.4 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 70.2%
  • 71.4%
PPI /points per inch/
  • 312 PPI
  • 267 PPI
Screen protection
  • Corning Gorilla Glass 4
Unknown
Camera and Video
Camera and Video — specifications for Galaxy Alpha, Galaxy J7 (2018).
SpecificationGalaxy AlphaGalaxy J7 (2018)
Rear camera, main
  • 12 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 12 MP
  • f/2.2
  • 31mm (standard)
  • AF
  • 13 MP
  • AF
  • f/1.7
Functions
  • LED flash
  • panorama
  • HDR
  • LED flash
  • HDR
Video
  • 2160p@30fps
  • 1080p@60fps
  • 720p@120fps
  • 1080p@30fps
Front camera, selfie
  • 2.1 MP
  • Single
  • 13 MP
  • Single
Specifications
  • 2.1 MP
  • 13 MP
  • f/1.9
Performance

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

Performance — specifications for Galaxy Alpha, Galaxy J7 (2018).
SpecificationGalaxy AlphaGalaxy J7 (2018)
Processor CPU
  • Octa-core (4x1.8 GHz Cortex-A15 & 4x1.3 GHz Cortex-A7)
  • Octa-core 1.6 GHz
Graphics processor GPU
  • Mali-T628 MP6
Unknown
Antutu 7 score *
  • 50125
Unknown
GeekBench 4 Single Core *
  • 782
Unknown
GeekBench 4 Multi-Core *
  • 2457
Unknown
GeekBench 4 RenderScript *
  • 1804
Unknown
General specs
General specs — specifications for Galaxy Alpha, Galaxy J7 (2018).
SpecificationGalaxy AlphaGalaxy J7 (2018)
Release date
  • 2014
  • August
  • 2018
  • June
Colors
  • Charcoal Black
  • Sleek Silver
  • Dazzling White
  • Frosted Gold
  • Scuba Blue
  • Black
  • Blue
  • Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 390 EUR
  • 200 EUR
Battery life
  • Stand by time- Up to 350 h (3G) Talking time- Up to 11 h (3G) Music play - Up to 37 h
Unknown
Body build
  • aluminum frame
  • plastic back
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Galaxy Alpha, Galaxy J7 (2018).
SpecificationGalaxy AlphaGalaxy J7 (2018)
SIM card
  • Nano-SIM
  • Nano-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800) - G850F LTE band 1(2100)
  • 4(1700/2100)
  • 17(700) - SM-G850M
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A Cat6 300/50 Mbps
  • HSPA
  • LTE
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
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • LE
  • 4.2
  • A2DP
  • LE
Harmful irradiation
  • SAR - 1.18 W/kg (head) 0.75 W/kg (body) SAR EU - 0.37 W/kg (head) 0.51 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Galaxy Alpha, Galaxy J7 (2018).
SpecificationGalaxy AlphaGalaxy J7 (2018)
Radio
  • No
  • No
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Galaxy Alpha, Galaxy J7 (2018).
SpecificationGalaxy AlphaGalaxy J7 (2018)
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • heart rate - ANT+ - Versions: G850F (Europe); G850T (T-Mobile)
  • G850M (Vodafone); G850FQ; G850Y Also known as Samsung Galaxy Alfa
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - ANT+ - Also known as Samsung SM-J737
  • Galaxy J7 V (Verizon)
  • Galaxy J7 Star (T-Mobile)
  • Galaxy J7 Refine 2018 (Sprint
  • Virgin Mobile
  • Boost)