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Sharp Aquos Zero vs Xiaomi Redmi 4a

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.

  • Display technologyOLED versus LCDAquos Zero: OLED · Redmi 4a: LCD
  • WeightRedmi 4a: 14.5 g lighterRedmi 4a: 131.5 g · Aquos Zero: 146 g
  • WidthRedmi 4a: 2.6 mm narrowerRedmi 4a: 70.4 mm · Aquos Zero: 73 mm
  • Screen diagonalRedmi 4a: 1.2 in smaller diagonalRedmi 4a: 5 in · Aquos Zero: 6.2 in
  • ChipsetQualcomm SDM845 Snapdragon 845 (10 nm) / Qualcomm MSM8917 Snapdragon 425 (28 nm)Aquos Zero: Qualcomm SDM845 Snapdragon 845 (10 nm) · Redmi 4a: Qualcomm MSM8917 Snapdragon 425 (28 nm)
  • HeightRedmi 4a: 14.1 mm shorterRedmi 4a: 139.9 mm · Aquos Zero: 154 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
Aquos Zero: 154 × 73 mm 1 Redmi 4a: 139.9 × 70.4 mm 2
Side
Aquos Zero: 154 × 8.8 mm 1 Redmi 4a: 139.9 × 8.5 mm 2
  1. 1. Aquos Zero
    Height
    154 mm
    Width
    73 mm
    Depth
    8.8 mm
    Weight
    146 g
  2. 2. Redmi 4a
    Height
    139.9 mm
    Width
    70.4 mm
    Depth
    8.5 mm
    Weight
    131.5 g

Specifications

Open a section for more detail. Scroll inside a table to keep phone names visible; on narrow screens, swipe sideways or use the arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

Everyday essentials
Everyday essentials
SpecificationAquos ZeroRedmi 4a
Dimensions (HxWxD)
  • 154 Х 73 Х 8.8 mm
  • 139.9 Х 70.4 Х 8.5 mm
Weight
  • 146 g
  • 131.5 g
Technology
  • OLED
  • IPS LCD
Screen size
  • 6.2" inch
  • 5" inch
Screen resolution
  • 1440 x 2992 px
  • 720 x 1280 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 GB
  • 6 GB RAM
  • 16/32 GB
  • 2 GB RAM
Memory card support
  • No
  • microSD
  • up to 256 GB (uses SIM 2 slot)
BatteryCapacity is not battery life. No endurance test is implied.
  • 3130 mAh
  • Non-removable Li-Ion
  • 3120 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 9.0 (Pie)
  • Android 6.0.1 (Marshmallow); MIUI 10
Chipset
  • Qualcomm SDM845 Snapdragon 845 (10 nm)
  • Qualcomm MSM8917 Snapdragon 425 (28 nm)
NFC
  • Yes
Unknown
Headphone jack
  • No
  • Yes
Display
Display
SpecificationAquos ZeroRedmi 4a
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 96.9 cm2
  • 68.0 cm2
Screen format
  • 18.7:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 86.2%
  • 69.0%
PPI /points per inch/
  • 536 PPI
  • 296 PPI
Screen protection
  • Corning Gorilla Glass 5
Unknown
Camera and Video
Camera and Video
SpecificationAquos ZeroRedmi 4a
Rear camera, main
  • 22.6 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 22.6 MP
  • f/1.9
  • 22 mm
  • PDAF
  • OIS
  • 13 MP
  • AF
  • f/2.2
Functions
  • HDR
  • LED flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 8 MP
  • f/2.2
  • 23 mm
  • 5 MP
  • f/2.2
Performance
Performance
SpecificationAquos ZeroRedmi 4a
Processor CPU
  • Octa-core (4x2.6 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver)
  • Quad-core 1.4 GHz Cortex-A53
Graphics processor GPU
  • Adreno 630
  • Adreno 308
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 275122
  • 43152
GeekBench 4 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 664
GeekBench 4 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 1740
GeekBench 4 RenderScriptLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 1350
GeekBench 5 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 123
GeekBench 5 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 396
General specs
General specs
SpecificationAquos ZeroRedmi 4a
Release date
  • 2019
  • January
  • 2016
  • November
Colors
  • Meteorite black
  • Gold
  • Rose Gold
  • Dark Gray
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
  • 600 EUR
  • 110 EUR
Body build
  • Front glass
  • aluminum frame
  • plastic body
Communication and Connectivity
Communication and Connectivity
SpecificationAquos ZeroRedmi 4a
SIM card
  • Nano-SIM
  • Hybrid Dual SIM (Nano-SIM/ Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 8(900)
  • 28(700)
  • 38(2600)
  • 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)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 20(800)
  • 38(2600)
  • 40(2300)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (3CA) Cat15 1024/50 Mbps
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • QZSS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • 2.0
  • Type-C 1.0 reversible connector (PowerDelivery 2.0)
  • microUSB 2.0
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.1
  • A2DP
  • LE
Music and Audio
Music and Audio
SpecificationAquos ZeroRedmi 4a
Radio
  • No
  • FM radio
Others
  • DCI-P3 -HDR 10 -Dolby Vision
  • Active noise cancellation with dedicated mic -24-bit/192kHz audio -Dolby Atmos
  • Active noise cancellation with dedicated mic
Other features
Other features
SpecificationAquos ZeroRedmi 4a
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging - IP68 dust/water proof (up to 1.5m for 30 mins)
  • Sensors Accelerometer
  • gyro
  • proximity
  • Infrared port

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