BLU R2 Plus vs Energizer Energy 400 LTE

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

    R2 Plus: 37 g lighter

    R2 Plus:
    167 g
    Energy 400 LTE:
    204 g
  • Width

    Energy 400 LTE: 5 mm narrower

    R2 Plus:
    77 mm
    Energy 400 LTE:
    72 mm
  • Screen diagonal

    Energy 400 LTE: 1.5 in smaller diagonal

    R2 Plus:
    5.5 in
    Energy 400 LTE:
    4 in
  • Chipset

    R2 Plus:
    Mediatek MT6753 (28 nm)
    Energy 400 LTE:
    Mediatek MT6737M (28 nm)
  • Depth

    R2 Plus: 5.8 mm thinner

    R2 Plus:
    9.2 mm
    Energy 400 LTE:
    15 mm
  • Height

    Energy 400 LTE: 21.7 mm shorter

    R2 Plus:
    155.7 mm
    Energy 400 LTE:
    134 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 +21.7 mm versus Energy 400 LTE
    Width:
    77 mm +5 mm versus Energy 400 LTE
    Depth:
    9.2 mm
  2. 2. Energy 400 LTE

    Height:
    134 mm
    Width:
    72 mm
    Depth:
    15 mm +5.8 mm versus R2 Plus

Weight

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

  1. 1. R2 Plus

    167 g

  2. 2. Energy 400 LTE

    204 g

    +37 g versus R2 Plus

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. Energy 400 LTE

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²

R2 Plus has approximately 83.1% more rectangular screen area than Energy 400 LTE.

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, Energy 400 LTE, compared at the same storage capacity.
StorageR2 PlusEnergy 400 LTE
8 GB Not recorded 1 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. Energy 400 LTE

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB (uses SIM 2 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

    +500 mAh versus Energy 400 LTE

  2. 2. Energy 400 LTE

    2500 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. Energy 400 LTE

Everyday essentials
Everyday essentials — specifications for R2 Plus, Energy 400 LTE.
SpecificationR2 PlusEnergy 400 LTE
Dimensions (HxWxD)
  • 155.7 Х 77 Х 9.2 mm
  • 134 Х 72 Х 15 mm
Weight
  • 167 g
  • 204 g
Technology
  • IPS LCD
  • TN TFT
Screen size
  • 5.5" inch
  • 4" inch
Screen resolution
  • 1080 x 1920 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 64 GB
  • microSD
  • up to 64 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Po
  • 2500 mAh
  • Li-Ion
Operating system OS
  • Android 7.0 (Nougat)
  • Android 6.0 (Marshmallow)
Chipset
  • Mediatek MT6753 (28 nm)
  • Mediatek MT6737M (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for R2 Plus, Energy 400 LTE.
SpecificationR2 PlusEnergy 400 LTE
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%
  • 47.2%
PPI /points per inch/
  • 401 PPI
  • 233 PPI
Screen protection Unknown
  • Asahi Dragontrail Glass
Camera and Video
Camera and Video — specifications for R2 Plus, Energy 400 LTE.
SpecificationR2 PlusEnergy 400 LTE
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
  • LED flash
  • HDR
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 13 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 13 MP
  • 1.3 MP
Performance

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

Performance — specifications for R2 Plus, Energy 400 LTE.
SpecificationR2 PlusEnergy 400 LTE
Processor CPU
  • Octa-core 1.3 GHz
  • Quad-core 1.3 GHz Cortex-A53
Graphics processor GPU
  • Mali-T720
  • Mali-T720MP2
Antutu 7 score *
  • 38456
Unknown
GeekBench 4 Single Core *
  • 606
Unknown
GeekBench 4 Multi-Core *
  • 2464
Unknown
General specs
General specs — specifications for R2 Plus, Energy 400 LTE.
SpecificationR2 PlusEnergy 400 LTE
Release date
  • 2017
  • November
  • 2017
  • Q3
Colors
  • Black
  • Gold
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 180 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 420 h (3G) Talking time- Up to 16 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for R2 Plus, Energy 400 LTE.
SpecificationR2 PlusEnergy 400 LTE
SIM card
  • Dual SIM (Micro-SIM)
  • Hybrid Dual SIM (Micro-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 -3G - HSDPA 900 / 2100 -4G - LTE band 3(1800)
  • 7(2600)
  • 20(800)
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 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
  • LE
Harmful irradiation Unknown
  • SAR - 0.64 W/kg (head) 1.52 W/kg (body)
Music and Audio
Music and Audio — specifications for R2 Plus, Energy 400 LTE.
SpecificationR2 PlusEnergy 400 LTE
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for R2 Plus, Energy 400 LTE.
SpecificationR2 PlusEnergy 400 LTE
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass
  • Sensors Accelerometer IP67 dust/water resistant (up to 1m for 30 mins)