Archos Oxygen 57 vs BLU R2 Plus

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

    Oxygen 57: 17 g lighter

    Oxygen 57:
    150 g
    R2 Plus:
    167 g
  • Width

    Oxygen 57: 6.3 mm narrower

    Oxygen 57:
    70.7 mm
    R2 Plus:
    77 mm
  • Screen diagonal

    R2 Plus: 0.21 in smaller diagonal

    Oxygen 57:
    5.71 in
    R2 Plus:
    5.5 in
  • Chipset

    Oxygen 57:
    Unisoc SC9863A
    R2 Plus:
    Mediatek MT6753 (28 nm)
  • Height

    Oxygen 57: 7.9 mm shorter

    Oxygen 57:
    147.8 mm
    R2 Plus:
    155.7 mm
  • Release year

    Oxygen 57:
    2019
    R2 Plus:
    2017

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. Oxygen 57

    Height:
    147.8 mm
    Width:
    70.7 mm
    Depth:
    9.3 mm
  2. 2. R2 Plus

    Height:
    155.7 mm +7.9 mm versus Oxygen 57
    Width:
    77 mm +6.3 mm versus Oxygen 57
    Depth:
    9.2 mm

Weight

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

  1. 1. Oxygen 57

    150 g

  2. 2. R2 Plus

    167 g

    +17 g versus Oxygen 57

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. Oxygen 57

    Screen diagonal:
    5.71 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    81.4 cm²
  2. 2. R2 Plus

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

R2 Plus has approximately 2.5% more rectangular screen area than Oxygen 57.

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 Oxygen 57, R2 Plus, compared at the same storage capacity.
StorageOxygen 57R2 Plus
32 GB Recorded for all phones 3 GB RAM 3 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. Oxygen 57

NFC:
See details Super AMOLED
Headphone jack:
Yes
Memory card support:
See details microSD

2. R2 Plus

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 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. Oxygen 57

    2800 mAh

  2. 2. R2 Plus

    3000 mAh

    +200 mAh versus Oxygen 57

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. Oxygen 572. R2 Plus

Everyday essentials
Everyday essentials — specifications for Oxygen 57, R2 Plus.
SpecificationOxygen 57R2 Plus
Dimensions (HxWxD)
  • 147.8 Х 70.7 Х 9.3 mm
  • 155.7 Х 77 Х 9.2 mm
Weight
  • 150 g
  • 167 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.71" inch
  • 5.5" inch
Screen resolution
  • 720 x 1520 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM
  • 32 GB
  • 3 GB RAM
Memory card support
  • microSD
  • microSD
  • up to 64 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 2800 mAh
  • Removable Li-Ion
  • 3000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 9.0 (Pie)
  • Android 7.0 (Nougat)
Chipset
  • Unisoc SC9863A
  • Mediatek MT6753 (28 nm)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Oxygen 57, R2 Plus.
SpecificationOxygen 57R2 Plus
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 81.4 cm2
  • 83.4 cm2
Screen format
  • 19:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 158.2 Х 77.9 Х 7.3 mm
  • 69.6%
PPI /points per inch/
  • 295 PPI
  • 401 PPI
Camera and Video
Camera and Video — specifications for Oxygen 57, R2 Plus.
SpecificationOxygen 57R2 Plus
Rear camera, main
  • 8 MP
  • Dual-LED flash
  • 13 MP
  • Single
Camera specs
  • 8 MP
  • AF -0.3 MP
  • 13 MP
  • f/2.0
  • 1/3''
  • 1.12µm
  • PDAF
Functions
  • Dual-LED flash
  • Dual-LED dual-tone flash
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 13 MP
  • Single
Specifications
  • 5 MP
  • 13 MP
Performance

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

Performance — specifications for Oxygen 57, R2 Plus.
SpecificationOxygen 57R2 Plus
Processor CPU
  • Octa-core 1.6 GHz Cortex-A55
  • Octa-core 1.3 GHz
Graphics processor GPU Unknown
  • Mali-T720
Antutu 7 score *
  • 76324
  • 38456
GeekBench 4 Single Core * Unknown
  • 606
GeekBench 4 Multi-Core * Unknown
  • 2464
General specs
General specs — specifications for Oxygen 57, R2 Plus.
SpecificationOxygen 57R2 Plus
Release date
  • 2019
  • February
  • 2017
  • November
Colors
  • Dark Violet
  • Black
  • Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 100 EUR
Unknown
Battery life Unknown
  • Stand by time- Up to 725 h (2G) / Up to 625 h (3G) Talking time- Up to 26 h (2G) / Up to 16 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Oxygen 57, R2 Plus.
SpecificationOxygen 57R2 Plus
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Micro-SIM)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 20(800)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 7(2600)
  • 12(700)
  • 17(700)
  • 28(700)
Speed
  • HSPA 42.2/5.76 Mbps
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE
  • HSPA 42.2/11.5 Mbps
  • 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 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • Android 4.4.2 (KitKat)
  • A2DP
  • Super AMOLED
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Oxygen 57, R2 Plus.
SpecificationOxygen 57R2 Plus
Radio
  • panorama
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Oxygen 57, R2 Plus.
SpecificationOxygen 57R2 Plus
Dop
  • Sensors Fingerprint (rear-mounted)
  • Sensors Accelerometer
  • proximity - For Europe
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass