BLU R2 Plus vs ZTE Star 1

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

    Star 1: 37 g lighter

    R2 Plus:
    167 g
    Star 1:
    130 g
  • Width

    Star 1: 8 mm narrower

    R2 Plus:
    77 mm
    Star 1:
    69 mm
  • Screen diagonal

    Star 1: 0.5 in smaller diagonal

    R2 Plus:
    5.5 in
    Star 1:
    5 in
  • Chipset

    R2 Plus:
    Mediatek MT6753 (28 nm)
    Star 1:
    Qualcomm MSM8928 Snapdragon 400 (28 nm)
  • Depth

    Star 1: 2.6 mm thinner

    R2 Plus:
    9.2 mm
    Star 1:
    6.6 mm
  • Height

    Star 1: 16.7 mm shorter

    R2 Plus:
    155.7 mm
    Star 1:
    139 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. R2 Plus

    Height:
    155.7 mm +16.7 mm versus Star 1
    Width:
    77 mm +8 mm versus Star 1
    Depth:
    9.2 mm +2.6 mm versus Star 1
  2. 2. Star 1

    Height:
    139 mm
    Width:
    69 mm
    Depth:
    6.6 mm

Weight

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

  1. 1. R2 Plus

    167 g

    +37 g versus Star 1

  2. 2. Star 1

    130 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. R2 Plus

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. Star 1

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

R2 Plus has approximately 21% more rectangular screen area than Star 1.

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 R2 Plus, Star 1, compared at the same storage capacity.
StorageR2 PlusStar 1
16 GB Not recorded 2 GB RAM
32 GB 3 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. R2 Plus

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

2. Star 1

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

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. R2 Plus

    3000 mAh

    +700 mAh versus Star 1

  2. 2. Star 1

    2300 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. R2 Plus2. Star 1

Everyday essentials
Everyday essentials — specifications for R2 Plus, Star 1.
SpecificationR2 PlusStar 1
Dimensions (HxWxD)
  • 155.7 Х 77 Х 9.2 mm
  • 139 Х 69 Х 6.6 mm
Weight
  • 167 g
  • 130 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.5" inch
  • 5" inch
Screen resolution
  • 1080 x 1920 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
  • 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 64 GB
  • microSD
  • up to 64 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Po
  • 2300 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 7.0 (Nougat)
  • Android 4.4.2 (KitKat)
Chipset
  • Mediatek MT6753 (28 nm)
  • Qualcomm MSM8928 Snapdragon 400 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for R2 Plus, Star 1.
SpecificationR2 PlusStar 1
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 68.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 69.6%
  • 71.9%
PPI /points per inch/
  • 401 PPI
  • 441 PPI
Camera and Video
Camera and Video — specifications for R2 Plus, Star 1.
SpecificationR2 PlusStar 1
Rear camera, main
  • 13 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 13 MP
  • f/2.0
  • 1/3''
  • 1.12µm
  • PDAF
  • 8 MP
  • AF
Functions
  • Dual-LED dual-tone flash
  • Dual-LED dual-tone flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 13 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 13 MP
  • 5 MP
Performance

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

Performance — specifications for R2 Plus, Star 1.
SpecificationR2 PlusStar 1
Processor CPU
  • Octa-core 1.3 GHz
  • Quad-core 1.6 GHz Cortex-A7
Graphics processor GPU
  • Mali-T720
  • Adreno 305
Antutu 7 score *
  • 38456
  • 19198
GeekBench 4 Single Core *
  • 606
  • 361
GeekBench 4 Multi-Core *
  • 2464
  • 1118
General specs
General specs — specifications for R2 Plus, Star 1.
SpecificationR2 PlusStar 1
Release date
  • 2017
  • November
  • 2014
  • April
Colors
  • Black
  • Gold
  • Pink
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 200 EUR
Battery life
  • 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)
  • Stand by time- Up to 460 h Talking time- Up to 20 h
Communication and Connectivity
Communication and Connectivity — specifications for R2 Plus, Star 1.
SpecificationR2 PlusStar 1
SIM card
  • Dual SIM (Micro-SIM)
  • Mini-SIM
Network
  • 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)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 900 / 2100 -4G - LTE
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB Host
Bluetooth
  • 4.0
  • A2DP
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for R2 Plus, Star 1.
SpecificationR2 PlusStar 1
Radio
  • FM radio
  • FM radio
Others Unknown
  • Dolby Mobile -Active noise cancellation with dedicated mic
Other features
Other features — specifications for R2 Plus, Star 1.
SpecificationR2 PlusStar 1
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity