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BLU R1 HD vs Plum Sync 4.0

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

    Sync 4.0: 45 g lighter

    R1 HD:
    142 g
    Sync 4.0:
    97 g
  • Width

    Sync 4.0: 8.4 mm narrower

    R1 HD:
    72 mm
    Sync 4.0:
    63.6 mm
  • Screen diagonal

    Sync 4.0: 1 in smaller diagonal

    R1 HD:
    5 in
    Sync 4.0:
    4 in
  • Chipset

    R1 HD:
    Mediatek MT6735 (28 nm)
    Sync 4.0:
    Mediatek MT6572M (28 nm)
  • Depth

    R1 HD: 1.1 mm thinner

    R1 HD:
    8.7 mm
    Sync 4.0:
    9.8 mm
  • Height

    Sync 4.0: 23.1 mm shorter

    R1 HD:
    143.5 mm
    Sync 4.0:
    120.4 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. R1 HD

    Height:
    143.5 mm +23.1 mm versus Sync 4.0
    Width:
    72 mm +8.4 mm versus Sync 4.0
    Depth:
    8.7 mm
  2. 2. Sync 4.0

    Height:
    120.4 mm
    Width:
    63.6 mm
    Depth:
    9.8 mm +1.1 mm versus R1 HD

Weight

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

  1. 1. R1 HD

    142 g

    +45 g versus Sync 4.0

  2. 2. Sync 4.0

    97 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. R1 HD

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. Sync 4.0

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

R1 HD has approximately 56.3% more rectangular screen area than Sync 4.0.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

R1 HD: Original memory entry

16 GB · 2 GB RAM 8 GB · 1 GB RAM

Sync 4.0: Original memory entry

512 MB · 256 MB 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. R1 HD

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB (dedicated slot)

2. Sync 4.0

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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. R1 HD

    2500 mAh

    +1300 mAh versus Sync 4.0

  2. 2. Sync 4.0

    1200 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. R1 HD2. Sync 4.0

Everyday essentials
Everyday essentials — specifications for R1 HD, Sync 4.0.
SpecificationR1 HDSync 4.0
Dimensions (HxWxD)
  • 143.5 Х 72 Х 8.7 mm
  • 120.4 Х 63.6 Х 9.8 mm
Weight
  • 142 g
  • 97 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5" inch
  • 4" inch
Screen resolution
  • 720 x 1280 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM 8 GB
  • 1 GB RAM
  • 512 MB
  • 256 MB RAM
Memory card support
  • microSD
  • up to 64 GB (dedicated slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 2500 mAh
  • Non-removable Li-Ion
  • 1200 mAh
  • Removable Li-Ion
Operating system OS
  • Android 6.0 (Marshmallow)
  • Android 4.4 (KitKat)
Chipset
  • Mediatek MT6735 (28 nm)
  • Mediatek MT6572M (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for R1 HD, Sync 4.0.
SpecificationR1 HDSync 4.0
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 44.1 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 66.7%
  • 57.6%
PPI /points per inch/
  • 294 PPI
  • 245 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for R1 HD, Sync 4.0.
SpecificationR1 HDSync 4.0
Rear camera, main
  • 8 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 8 MP
  • f/2.0
  • 1/4''
  • 1.12µm
  • AF
  • 5 MP
  • AF
Functions
  • LED flash
  • Face detection
Video
  • 1080p@30fps
  • 720p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 5 MP
  • 1.3 MP
Performance

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

Performance — specifications for R1 HD, Sync 4.0.
SpecificationR1 HDSync 4.0
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • Dual-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • Mali-T720
  • Mali-400
Antutu 7 score * Unknown
  • 5527
GeekBench 4 Single Core *
  • 558
Unknown
GeekBench 4 Multi-Core *
  • 1554
Unknown
GeekBench 4 RenderScript *
  • 879
Unknown
General specs
General specs — specifications for R1 HD, Sync 4.0.
SpecificationR1 HDSync 4.0
Release date
  • 2016
  • June
  • 2014
  • May
Colors
  • Midnight Black
  • Black
  • White
  • Red
  • Blue
Battery life
  • Stand by time- Up to 600 h (2G) / Up to 500 h (3G) Talking time- Up to 24 h (2G) / Up to 15 h (3G)
  • Stand by time- Up to 760 h Talking time- Up to 14 h
Communication and Connectivity
Communication and Connectivity — specifications for R1 HD, Sync 4.0.
SpecificationR1 HDSync 4.0
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 1700(AWS) / 1900 / 2100 -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 7(2600)
  • 12(700)
  • 17(700)
Unknown
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
Unknown
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for R1 HD, Sync 4.0.
SpecificationR1 HDSync 4.0
Radio
  • No
  • FM radio
Other features
Other features — specifications for R1 HD, Sync 4.0.
SpecificationR1 HDSync 4.0
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • gyro
  • proximity - Also known as Plum Sync 4.0 X400