Plum Coach Plus vs Xiaomi Redmi 4

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

    Redmi 4: 100 g lighter

    Coach Plus:
    250 g
    Redmi 4:
    150 g
  • Width

    Redmi 4: 18 mm narrower

    Coach Plus:
    88 mm
    Redmi 4:
    70 mm
  • Screen diagonal

    Redmi 4: 1 in smaller diagonal

    Coach Plus:
    6 in
    Redmi 4:
    5 in
  • Chipset

    Coach Plus:
    Mediatek MT8312 (28 nm)
    Redmi 4:
    Qualcomm MSM8940 Snapdragon 435 (28 nm)
  • Depth

    Redmi 4: 2.5 mm thinner

    Coach Plus:
    11.2 mm
    Redmi 4:
    8.7 mm
  • Height

    Redmi 4: 28.8 mm shorter

    Coach Plus:
    168 mm
    Redmi 4:
    139.2 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. Coach Plus

    Height:
    168 mm +28.8 mm versus Redmi 4
    Width:
    88 mm +18 mm versus Redmi 4
    Depth:
    11.2 mm +2.5 mm versus Redmi 4
  2. 2. Redmi 4

    Height:
    139.2 mm
    Width:
    70 mm
    Depth:
    8.7 mm

Weight

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

  1. 1. Coach Plus

    250 g

    +100 g versus Redmi 4

  2. 2. Redmi 4

    150 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. Coach Plus

    Screen diagonal:
    6 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    99.2 cm²
  2. 2. Redmi 4

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

Coach Plus has approximately 44% more rectangular screen area than Redmi 4.

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.

Coach Plus: Original memory entry

4 GB · 512 MB RAM

Redmi 4: Original memory entry

64 GB · 4 GB RAM 32 GB · 3 GB RAM 16 GB · 2 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. Coach Plus

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

2. Redmi 4

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 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. Coach Plus

    2600 mAh

  2. 2. Redmi 4

    4100 mAh

    +1500 mAh versus Coach Plus

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. Coach Plus2. Redmi 4

Everyday essentials
Everyday essentials — specifications for Coach Plus, Redmi 4.
SpecificationCoach PlusRedmi 4
Dimensions (HxWxD)
  • 168 Х 88 Х 11.2 mm
  • 139.2 Х 70 Х 8.7 mm
Weight
  • 250 g
  • 150 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 6" inch
  • 5" inch
Screen resolution
  • 540 x 960 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 64 GB
  • 4 GB RAM 32 GB
  • 3 GB RAM 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 64 GB
  • microSD
  • up to 128 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2600 mAh
  • Removable Li-Ion
  • 4100 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.2.2 (Jelly Bean)
  • Android 6.0.1 (Marshmallow)
  • upgradable to 7.1.2 (Nougat); MIUI 10
Chipset
  • Mediatek MT8312 (28 nm)
  • Qualcomm MSM8940 Snapdragon 435 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Coach Plus, Redmi 4.
SpecificationCoach PlusRedmi 4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 99.2 cm2
  • 68.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 67.1%
  • 70.7%
PPI /points per inch/
  • 184 PPI
  • 294 PPI
Screen protection Unknown
  • Corning Gorilla Glass (unspecified version)
Camera and Video
Camera and Video — specifications for Coach Plus, Redmi 4.
SpecificationCoach PlusRedmi 4
Rear camera, main
  • 8 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 13 MP
  • PDAF
  • f/2.0
Functions
  • Face detection
  • LED flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 2 MP
  • 5 MP
  • f/2.2
Performance

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

Performance — specifications for Coach Plus, Redmi 4.
SpecificationCoach PlusRedmi 4
Processor CPU
  • Dual-core 1.2 GHz Cortex-A7
  • Octa-core 1.4 GHz Cortex-A53
Graphics processor GPU
  • Mali-400
  • Adreno 505
Antutu 7 score * Unknown
  • 42175
GeekBench 4 Single Core * Unknown
  • 837
GeekBench 4 Multi-Core * Unknown
  • 2810
GeekBench 4 RenderScript * Unknown
  • 2630
GeekBench 5 Single Core * Unknown
  • 175
GeekBench 5 Multi-Core * Unknown
  • 995
General specs
General specs — specifications for Coach Plus, Redmi 4.
SpecificationCoach PlusRedmi 4
Release date
  • 2014
  • May
  • 2017
  • May
Colors
  • Black
  • White
  • Black
  • Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 110 EUR
Battery life
  • Stand by time- Up to 750 h (2G) / Up to 650 h (3G) Talking time- Up to 17 h (2G) / Up to 8 h 30 min (3G)
  • Stand by time- Up to 432 h (3G) Talking time- Up to 36 h (3G) Music play - Up to 87 h
Body build Unknown
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for Coach Plus, Redmi 4.
SpecificationCoach PlusRedmi 4
SIM card
  • Dual SIM
  • Hybrid Dual SIM (Nano-SIM/ Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/100 Mbps
GPRS
  • Class 12
  • Yes
Edge
  • Class 12
  • 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
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Coach Plus, Redmi 4.
SpecificationCoach PlusRedmi 4
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Coach Plus, Redmi 4.
SpecificationCoach PlusRedmi 4
Dop
  • Sensors Accelerometer
  • gyro
  • proximity - Also known as Plum Z620
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Also known as Xiaomi Redmi 4X for China
  • Malaysia
  • Pakistan
  • Indonesia