Oppo R15 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: 60 g lighter

    R15:
    175 g
    Galaxy Alpha:
    115 g
  • Width

    Galaxy Alpha: 9.7 mm narrower

    R15:
    75.2 mm
    Galaxy Alpha:
    65.5 mm
  • Screen diagonal

    Galaxy Alpha: 1.58 in smaller diagonal

    R15:
    6.28 in
    Galaxy Alpha:
    4.7 in
  • Chipset

    R15:
    Mediatek MT6771 Helio P60 (12 nm)
    Galaxy Alpha:
    Exynos 5430 Octa (20 nm)
  • Rear camera layout

    R15:
    Dual
    Galaxy Alpha:
    Single
  • Depth

    Galaxy Alpha: 0.7 mm thinner

    R15:
    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. R15

    Height:
    155.1 mm +22.7 mm versus Galaxy Alpha
    Width:
    75.2 mm +9.7 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. R15

    175 g

    +60 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. R15

    Screen diagonal:
    6.28 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    98.4 cm²
  2. 2. Galaxy Alpha

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

R15 has approximately 61.6% 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 R15, Galaxy Alpha, compared at the same storage capacity.
StorageR15Galaxy Alpha
32 GB Unknown 2 GB RAM
R15: Original memory entry

128 GB · 4/6 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. R15

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 slot)

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. R15

    3450 mAh

    +1590 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. R152. Galaxy Alpha

Everyday essentials
Everyday essentials — specifications for R15, Galaxy Alpha.
SpecificationR15Galaxy Alpha
Dimensions (HxWxD)
  • 155.1 Х 75.2 Х 7.4 mm
  • 132.4 Х 65.5 Х 6.7 mm
Weight
  • 175 g
  • 115 g
Technology
  • AMOLED
  • Super AMOLED
Screen size
  • 6.28" inch
  • 4.7" inch
Screen resolution
  • 1080 x 2280 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
  • 4/6 GB RAM
  • 32 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 256 GB (uses SIM 2 slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 3450 mAh
  • Non-removable Li-Po
  • 1860 mAh
  • Removable Li-Ion
Operating system OS
  • Android 8.1 (Oreo); ColorOS 5
  • Android 4.4.4 (KitKat)
  • upgradable to 5.0.2 (Lollipop)
Chipset
  • Mediatek MT6771 Helio P60 (12 nm)
  • Exynos 5430 Octa (20 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for R15, Galaxy Alpha.
SpecificationR15Galaxy Alpha
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 98.9 cm2
  • 60.9 cm2
Screen format
  • 19:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 84.8%
  • 70.2%
PPI /points per inch/
  • 401 PPI
  • 312 PPI
Screen protection
  • Corning Gorilla Glass 5
  • Corning Gorilla Glass 4
Camera and Video
Camera and Video — specifications for R15, Galaxy Alpha.
SpecificationR15Galaxy Alpha
Rear camera, main
  • 16 MP
  • Dual
  • 12 MP
  • Single
Camera specs
  • 16 MP
  • f/1.7
  • 1/2.6''
  • 1.22µm
  • PDAF -5 MP
  • f/2.2
  • depth sensor
  • 12 MP
  • f/2.2
  • 31mm (standard)
  • AF
Functions
  • LED flash
  • HDR
  • panorama
  • LED flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 2160p@30fps
  • 1080p@60fps
  • 720p@120fps
Front camera, selfie
  • 20 MP
  • Single
  • 2.1 MP
  • Single
Specifications
  • 20 MP
  • f/2.0
  • 2.1 MP
Performance

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

Performance — specifications for R15, Galaxy Alpha.
SpecificationR15Galaxy Alpha
Processor CPU
  • Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
  • Octa-core (4x1.8 GHz Cortex-A15 & 4x1.3 GHz Cortex-A7)
Graphics processor GPU
  • Mali-G72 MP3
  • Mali-T628 MP6
Antutu 7 score *
  • 140520
  • 50125
GeekBench 4 Single Core *
  • 1928
  • 782
GeekBench 4 Multi-Core *
  • 4904
  • 2457
GeekBench 4 RenderScript * Unknown
  • 1804
General specs
General specs — specifications for R15, Galaxy Alpha.
SpecificationR15Galaxy Alpha
Release date
  • 2018
  • March
  • 2014
  • August
Colors
  • Hot Red
  • Snow White
  • Star Purple
  • Fantasy Pink
  • Charcoal Black
  • Sleek Silver
  • Dazzling White
  • Frosted Gold
  • Scuba Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 460 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
  • Front glass
  • aluminum body
  • aluminum frame
  • plastic back
Communication and Connectivity
Communication and Connectivity — specifications for R15, Galaxy Alpha.
SpecificationR15Galaxy Alpha
SIM card
  • Hybrid 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 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 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) Cat13 600/100 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 a/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
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 4.2
  • A2DP
  • LE
  • EDR
  • 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 R15, Galaxy Alpha.
SpecificationR15Galaxy Alpha
Radio
  • No
  • No
Others
  • Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for R15, Galaxy Alpha.
SpecificationR15Galaxy Alpha
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging: VOOC Flash Charge 5V/4A
  • 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