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BLU R2 Plus vs Panasonic T31

Compare recorded specifications, size and practical differences.

BLU R2 Plus

BLU R2 Plus

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Panasonic T31

Panasonic T31

Replace T31
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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.

  • WeightT31: 47 g lighterT31: 120 g · R2 Plus: 167 g
  • WidthT31: 12.6 mm narrowerT31: 64.4 mm · R2 Plus: 77 mm
  • Screen diagonalT31: 1.5 in smaller diagonalT31: 4 in · R2 Plus: 5.5 in
  • ChipsetMediatek MT6753 (28 nm) / Mediatek MT6572M (28 nm)R2 Plus: Mediatek MT6753 (28 nm) · T31: Mediatek MT6572M (28 nm)
  • DepthR2 Plus: 2 mm thinnerR2 Plus: 9.2 mm · T31: 11.2 mm
  • HeightT31: 33.7 mm shorterT31: 122 mm · R2 Plus: 155.7 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.

Front
R2 Plus: 155.7 × 77 mm 1 T31: 122 × 64.4 mm 2
Side
R2 Plus: 155.7 × 9.2 mm 1 T31: 122 × 11.2 mm 2
  1. 1. R2 Plus
    Height
    155.7 mm+33.7 mm versus T31
    Width
    77 mm+12.6 mm versus T31
    Depth
    9.2 mm
    Weight
    167 g
  2. 2. T31
    Height
    122 mm
    Width
    64.4 mm
    Depth
    11.2 mm+2 mm versus R2 Plus
    Weight
    120 g
Weight

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

  1. 1. R2 Plus167 g

    +47 g versus T31

  2. 2. T31120 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.

Screen size
R2 Plus: 5.5 in, 16:9, About 83.4 cm² rectangular area 1 T31: 4 in, 5:3, About 45.5 cm² rectangular area 2
  1. 1. R2 Plus 5.5 in · 16:9 About 83.4 cm² rectangular area
  2. 2. T31 4 in · 5:3 About 45.5 cm² rectangular area

R2 Plus has approximately 83.1% more rectangular screen area than T31.

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 by storage capacity and phone
StorageR2 PlusT31
32 GB 3 GB RAM Unknown
T31: Original memory entry

4 GB · 512 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. R2 Plus

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

2. T31

NFC
Unknown
Headphone jack
Yes
Memory card support
See details microSD · up to 32 GB (dedicated slot)

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded capacity

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

  1. 1. R2 Plus3000 mAh

    +1700 mAh versus T31

  2. 2. T311300 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. T31

Everyday essentials
Everyday essentials
SpecificationR2 PlusT31
Dimensions (HxWxD)
  • 155.7 Х 77 Х 9.2 mm
  • 122 Х 64.4 Х 11.2 mm
Weight
  • 167 g
  • 120 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.5" inch
  • 4" inch
Screen resolution
  • 1080 x 1920 px
  • 480 x 800 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 64 GB
  • microSD
  • up to 32 GB (dedicated slot)
BatteryCapacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Po
  • 1300 mAh
  • Removable Li-Ion
Operating system OS
  • Android 7.0 (Nougat)
  • Android 4.2.2 (Jelly Bean)
Chipset
  • Mediatek MT6753 (28 nm)
  • Mediatek MT6572M (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationR2 PlusT31
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 69.6%
  • 58.0%
PPI /points per inch/
  • 401 PPI
  • 233 PPI
Camera and Video
Camera and Video
SpecificationR2 PlusT31
Rear camera, main
  • 13 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 13 MP
  • f/2.0
  • 1/3''
  • 1.12µm
  • PDAF
  • 3.15 MP
Functions
  • Dual-LED dual-tone flash
  • HDR
Video
  • 1080p@30fps
  • 720p@24fps
Front camera, selfie
  • 13 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 13 MP
  • VGA
Performance
Performance
SpecificationR2 PlusT31
Processor CPU
  • Octa-core 1.3 GHz
  • Dual-core 1.3 GHz Cortex-A7
Graphics processor GPU
  • Mali-T720
  • Mali-400
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 38456
  • 24789
GeekBench 4 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 606
Unknown
GeekBench 4 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 2464
Unknown
General specs
General specs
SpecificationR2 PlusT31
Release date
  • 2017
  • November
  • 2013
  • October
Colors
  • Black
  • Gold
  • Pure White
  • Bluish Black
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer. Unknown
  • 70 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 510 h (2G) / Up to 400 h (3G) Talking time- Up to 3 h 30 min (2G) / Up to 9 h 30 min (3G)
Communication and Connectivity
Communication and Connectivity
SpecificationR2 PlusT31
SIM card
  • Dual SIM (Micro-SIM)
  • Dual SIM (Mini-SIM
  • dual stand-by)
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 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 4.0
  • A2DP
Harmful irradiation Unknown
  • SAR EU - 0.85 W/kg (head) 1.18 W/kg (body)
Music and Audio
Music and Audio
SpecificationR2 PlusT31
Radio
  • FM radio
  • FM radio
Other features
Other features
SpecificationR2 PlusT31
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity