Oppo R15x vs Samsung Galaxy Alpha

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: 41 g lighter

    R15x:
    156 g
    Galaxy Alpha:
    115 g
  • Width

    Galaxy Alpha: 10 mm narrower

    R15x:
    75.5 mm
    Galaxy Alpha:
    65.5 mm
  • Screen diagonal

    Galaxy Alpha: 1.7 in smaller diagonal

    R15x:
    6.4 in
    Galaxy Alpha:
    4.7 in
  • Chipset

    R15x:
    Qualcomm SDM660 Snapdragon 660 (14 nm)
    Galaxy Alpha:
    Exynos 5430 Octa (20 nm)
  • Rear camera layout

    R15x:
    Dual
    Galaxy Alpha:
    Single
  • Depth

    Galaxy Alpha: 0.7 mm thinner

    R15x:
    7.4 mm
    Galaxy Alpha:
    6.7 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. R15x

    Height:
    158.3 mm +25.9 mm versus Galaxy Alpha
    Width:
    75.5 mm +10 mm versus Galaxy Alpha
    Depth:
    7.4 mm +0.7 mm versus Galaxy Alpha
  2. 2. Galaxy Alpha

    Height:
    132.4 mm
    Width:
    65.5 mm
    Depth:
    6.7 mm

Weight

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

  1. 1. R15x

    156 g

    +41 g versus Galaxy Alpha

  2. 2. Galaxy Alpha

    115 g

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. R15x

    Screen diagonal:
    6.4 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    100.5 cm²
  2. 2. Galaxy Alpha

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

R15x has approximately 65.1% 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 R15x, Galaxy Alpha, compared at the same storage capacity.
StorageR15xGalaxy Alpha
32 GB Not recorded 2 GB RAM
128 GB 6 GB RAM Not recorded

Practical features

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

1. R15x

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

2. Galaxy Alpha

NFC:
Yes
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. R15x

    3600 mAh

    +1740 mAh versus Galaxy Alpha

  2. 2. Galaxy Alpha

    1860 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. R15x2. Galaxy Alpha

Everyday essentials
Everyday essentials — specifications for R15x, Galaxy Alpha.
SpecificationR15xGalaxy Alpha
Dimensions (HxWxD)
  • 158.3 Х 75.5 Х 7.4 mm
  • 132.4 Х 65.5 Х 6.7 mm
Weight
  • 156 g
  • 115 g
Technology
  • Super AMOLED
  • Super AMOLED
Screen size
  • 6.4" inch
  • 4.7" inch
Screen resolution
  • 1080 x 2340 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 GB
  • 6 GB RAM
  • 32 GB
  • 2 GB RAM
Memory card support
  • No
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 3600 mAh
  • Non-removable Li-Ion
  • 1860 mAh
  • Removable Li-Ion
Operating system OS
  • Android 8.1 (Oreo); ColorOS 5.2
  • Android 4.4.4 (KitKat)
  • upgradable to 5.0.2 (Lollipop)
Chipset
  • Qualcomm SDM660 Snapdragon 660 (14 nm)
  • Exynos 5430 Octa (20 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for R15x, Galaxy Alpha.
SpecificationR15xGalaxy Alpha
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 101.0 cm2
  • 60.9 cm2
Screen format
  • 19.5:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 84.5%
  • 70.2%
PPI /points per inch/
  • 402 PPI
  • 312 PPI
Screen protection
  • Corning Gorilla Glass 5
  • Corning Gorilla Glass 4
Camera and Video
Camera and Video — specifications for R15x, Galaxy Alpha.
SpecificationR15xGalaxy Alpha
Rear camera, main
  • 16 MP
  • Dual
  • 12 MP
  • Single
Camera specs
  • 16 MP
  • f/1.7
  • 1/2.8''
  • 1.12µm
  • PDAF -2 MP
  • depth sensor
  • 12 MP
  • f/2.2
  • 31mm (standard)
  • AF
Functions
  • HDR
  • LED flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 2160p@30fps
  • 1080p@60fps
  • 720p@120fps
Front camera, selfie
  • 25 MP
  • Single
  • 2.1 MP
  • Single
Specifications
  • 25 MP
  • f/2.0
  • 1/2.8''
  • 0.9μm
  • 2.1 MP
Performance

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

Performance — specifications for R15x, Galaxy Alpha.
SpecificationR15xGalaxy Alpha
Processor CPU
  • Octa-core (4x2.0 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
  • Octa-core (4x1.8 GHz Cortex-A15 & 4x1.3 GHz Cortex-A7)
Graphics processor GPU
  • Adreno 512
  • Mali-T628 MP6
Antutu 7 score *
  • 143726
  • 50125
GeekBench 4 Single Core * Unknown
  • 782
GeekBench 4 Multi-Core * Unknown
  • 2457
GeekBench 4 RenderScript * Unknown
  • 1804
General specs
General specs — specifications for R15x, Galaxy Alpha.
SpecificationR15xGalaxy Alpha
Release date
  • 2018
  • October
  • 2014
  • August
Colors
  • Nebula
  • Silver Green
  • Charcoal Black
  • Sleek Silver
  • Dazzling White
  • Frosted Gold
  • Scuba Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 350 EUR
  • 390 EUR
Battery life Unknown
  • Stand by time- Up to 350 h (3G) Talking time- Up to 11 h (3G) Music play - Up to 37 h
Body build Unknown
  • aluminum frame
  • plastic back
Communication and Connectivity
Communication and Connectivity — specifications for R15x, Galaxy Alpha.
SpecificationR15xGalaxy Alpha
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Nano-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 1700(AWS) / 2100 / 900 -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • 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
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A Cat6 300/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 а/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.0
  • A2DP
  • EDR
  • LE
Harmful irradiation Unknown
  • SAR - 1.18 W/kg (head) 0.75 W/kg (body) SAR EU - 0.37 W/kg (head) 0.51 W/kg (body)
Music and Audio
Music and Audio — specifications for R15x, Galaxy Alpha.
SpecificationR15xGalaxy Alpha
Radio
  • No
  • No
Others
  • Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for R15x, Galaxy Alpha.
SpecificationR15xGalaxy Alpha
Dop
  • Sensors Fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 5V/2A 10W - Incomplete preliminary specifications
  • 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