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Sharp Pi vs Xiaomi Redmi 4 (4X)

Compare recorded specifications, size and practical differences.

Sharp Pi

Sharp Pi

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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.

  • Screen diagonalRedmi 4 (4X): 0.2 in smaller diagonalRedmi 4 (4X): 5 in · Pi: 5.2 in
  • ChipsetMediatek MT6737M (28 nm) / Qualcomm MSM8940 Snapdragon 435 (28 nm)Pi: Mediatek MT6737M (28 nm) · Redmi 4 (4X): Qualcomm MSM8940 Snapdragon 435 (28 nm)
  • Rear camera layoutDual / SinglePi: Dual · Redmi 4 (4X): Single
  • Release year2018 / 2017Pi: 2018 · Redmi 4 (4X): 2017

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
Redmi 4 (4X): 139.2 × 70 mm 2
Side
Redmi 4 (4X): 139.2 × 8.7 mm 2
  1. 1. Pi
    Height
    Unknown
    Width
    Unknown
    Depth
    Unknown
    Weight
    Unknown

    Unavailable dimensions are omitted from the drawing.

  2. 2. Redmi 4 (4X)
    Height
    139.2 mm
    Width
    70 mm
    Depth
    8.7 mm
    Weight
    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.

Screen size
Pi: 5.2 in, 16:9, About 74.5 cm² rectangular area 1 Redmi 4 (4X): 5 in, 16:9, About 68.9 cm² rectangular area 2
  1. 1. Pi 5.2 in · 16:9 About 74.5 cm² rectangular area
  2. 2. Redmi 4 (4X) 5 in · 16:9 About 68.9 cm² rectangular area

Pi has approximately 8.2% more rectangular screen area than Redmi 4 (4X).

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
StoragePiRedmi 4 (4X)
16 GB 2 GB RAM Unknown
Redmi 4 (4X): 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. Pi

NFC
Unknown
Headphone jack
No
Memory card support
See details microSD · up to 128 GB

2. Redmi 4 (4X)

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 capacity

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

  1. 1. Pi3000 mAh
  2. 2. Redmi 4 (4X)4100 mAh

    +1100 mAh versus Pi

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. Pi2. Redmi 4 (4X)

Everyday essentials
Everyday essentials
SpecificationPiRedmi 4 (4X)
Dimensions (HxWxD)
  • Х Х mm
  • 139.2 Х 70 Х 8.7 mm
Weight
  • 0 g
  • 150 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.2" inch
  • 5" inch
Screen resolution
  • 720 x 1280 px
  • 720 x 1280 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 64 GB
  • 4 GB RAM 32 GB
  • 3 GB RAM 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 128 GB
  • microSD
  • up to 128 GB (uses SIM 2 slot)
BatteryCapacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Li-Ion
  • 4100 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 7.0 (Nougat)
  • Android 6.0.1 (Marshmallow)
  • upgradable to 7.1.2 (Nougat); MIUI 10
Chipset
  • Mediatek MT6737M (28 nm)
  • Qualcomm MSM8940 Snapdragon 435 (28 nm)
Headphone jack
  • No
  • Yes
Display
Display
SpecificationPiRedmi 4 (4X)
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 74.5 cm2
  • 68.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio Unknown
  • 70.7%
PPI /points per inch/
  • 282 PPI
  • 294 PPI
Screen protection
  • Scratch-resistant glass
  • Corning Gorilla Glass (unspecified version)
Camera and Video
Camera and Video
SpecificationPiRedmi 4 (4X)
Rear camera, main
  • 13 MP
  • Dual
  • 13 MP
  • Single
Camera specs
  • 13 MP
  • f/2.2
  • AF -2 MP
  • depth sensor
  • 13 MP
  • PDAF
  • f/2.0
Functions
  • LED flash
  • panorama
  • HDR
  • LED flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 8 MP
  • 5 MP
  • f/2.2
Performance
Performance
SpecificationPiRedmi 4 (4X)
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • Octa-core 1.4 GHz Cortex-A53
Graphics processor GPU
  • Mali-T720
  • Adreno 505
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 43000
Antutu 8 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 69230
GeekBench 5 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 125
GeekBench 5 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 588
General specs
General specs
SpecificationPiRedmi 4 (4X)
Release date
  • 2018
  • February
  • 2017
  • May
Colors
  • White/Gold
  • Black
  • Black
  • Gold
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
  • 110 EUR
  • 110 EUR
Battery life Unknown
  • 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
SpecificationPiRedmi 4 (4X)
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • 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 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 40(2300)
  • 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
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/100 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • 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
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio
SpecificationPiRedmi 4 (4X)
Radio
  • To be confirmed
  • FM radio
Others
  • Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features
SpecificationPiRedmi 4 (4X)
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • proximity - For Indonesia
  • Vietnam
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Also known as Xiaomi Redmi 4X for China
  • Malaysia
  • Pakistan
  • Indonesia

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