Samsung Gravity SMART vs Xiaomi Redmi 8A Dual

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

    Gravity SMART: 58 g lighter

    Gravity SMART:
    130 g
    Redmi 8A Dual:
    188 g
  • Width

    Gravity SMART: 16.4 mm narrower

    Gravity SMART:
    59 mm
    Redmi 8A Dual:
    75.4 mm
  • Screen diagonal

    Gravity SMART: 3.02 in smaller diagonal

    Gravity SMART:
    3.2 in
    Redmi 8A Dual:
    6.22 in
  • Rear camera layout

    Gravity SMART:
    Single
    Redmi 8A Dual:
    Dual
  • Depth

    Redmi 8A Dual: 4.6 mm thinner

    Gravity SMART:
    14 mm
    Redmi 8A Dual:
    9.4 mm
  • Height

    Gravity SMART: 42.5 mm shorter

    Gravity SMART:
    114 mm
    Redmi 8A Dual:
    156.5 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. Gravity SMART

    Height:
    114 mm
    Width:
    59 mm
    Depth:
    14 mm +4.6 mm versus Redmi 8A Dual
  2. 2. Redmi 8A Dual

    Height:
    156.5 mm +42.5 mm versus Gravity SMART
    Width:
    75.4 mm +16.4 mm versus Gravity SMART
    Depth:
    9.4 mm

Weight

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

  1. 1. Gravity SMART

    130 g

  2. 2. Redmi 8A Dual

    188 g

    +58 g versus Gravity SMART

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. Gravity SMART

    Screen diagonal:
    3.2 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    30.5 cm²
  2. 2. Redmi 8A Dual

    Screen diagonal:
    6.22 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    96.6 cm²

Redmi 8A Dual has approximately 216.7% more rectangular screen area than Gravity SMART.

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 Gravity SMART, Redmi 8A Dual, compared at the same storage capacity.
StorageGravity SMARTRedmi 8A Dual
32 GB Unknown 2 / 3 GB RAM Alternative RAM configurations
Gravity SMART: Original memory entry

150 MB · 270 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. Gravity SMART

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 2 GB included

2. Redmi 8A Dual

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC (dedicated 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. Gravity SMART

    1500 mAh

  2. 2. Redmi 8A Dual

    5000 mAh

    +3500 mAh versus Gravity SMART

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. Gravity SMART2. Redmi 8A Dual

Everyday essentials
Everyday essentials — specifications for Gravity SMART, Redmi 8A Dual.
SpecificationGravity SMARTRedmi 8A Dual
Dimensions (HxWxD)
  • 114 Х 59 Х 14 mm
  • 156.5 Х 75.4 Х 9.4 mm
Weight
  • 130 g
  • 188 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 3.2" inch
  • 6.22" inch
Screen resolution
  • 320 x 480 px
  • 720 x 1520 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 150 MB
  • 270 MB RAM
  • 32GB 2GB RAM
  • 32GB 3GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
  • microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Removable Li-Ion
  • 5000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 2.2 (Froyo)
  • Android 9.0 (Pie); MIUI 11
Chipset Unknown
  • Qualcomm SDM439 Snapdragon 439 (12 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Gravity SMART, Redmi 8A Dual.
SpecificationGravity SMARTRedmi 8A Dual
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 30.5 cm2
  • 96.6 cm2
Screen format
  • 3:2 (height:width)
  • 19:9 (height:width)
Screen to body ratio
  • 45.3%
  • 81.8%
PPI /points per inch/
  • 180 PPI
  • 270 PPI
Screen protection Unknown
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for Gravity SMART, Redmi 8A Dual.
SpecificationGravity SMARTRedmi 8A Dual
Rear camera, main
  • 3.15 MP
  • Single
  • 13 MP
  • Dual
Camera specs
  • 3.15 MP
  • 13 MP
  • f/2.2
  • (wide)
  • 1/3.1''
  • 1.12µm
  • PDAF -2 MP
  • f/2.4
  • (depth)
Functions
  • LED flash
  • HDR
Video
  • 320p@14fps
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 8 MP
  • Single
Specifications Unknown
  • 8 MP
  • f/2.0
  • 1/4''
  • 1.12µm
Performance

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

Performance — specifications for Gravity SMART, Redmi 8A Dual.
SpecificationGravity SMARTRedmi 8A Dual
Processor CPU
  • 800 MHz ARMv6
  • Octa-core (4x1.95 GHz Cortex-A53 & 4x1.45 GHz Cortex A53)
Graphics processor GPU Unknown
  • Adreno 505
GeekBench 4 Single Core * Unknown
  • 864
GeekBench 4 Multi-Core * Unknown
  • 3669
Antutu 8 score * Unknown
  • 95326
General specs
General specs — specifications for Gravity SMART, Redmi 8A Dual.
SpecificationGravity SMARTRedmi 8A Dual
Release date
  • 2011
  • June
  • 2020
  • February 11
Colors
  • Black/Red
  • Black/Green
  • Lunar Grey
  • Sky White
  • Sea Blue
  • Midnight Grey
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 170 EUR
  • 80 EUR
Battery life
  • Stand by time- Up to 364 h Talking time- Up to 5 h 30 min
Unknown
Body build Unknown
  • Glass front (Gorilla Glass 5)
  • plastic back
  • plastic frame
Communication and Connectivity
Communication and Connectivity — specifications for Gravity SMART, Redmi 8A Dual.
SpecificationGravity SMARTRedmi 8A Dual
SIM card
  • Mini-SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • 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)
  • 8(900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 3.6/0.384 Mbps
  • HSPA
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g
  • DLNA
  • 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
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 3.0
  • A2DP
  • 4.2
  • A2DP
  • LE
Harmful irradiation
  • SAR - 0.47 W/kg (head) 1.05 W/kg (body) SAR EU - 0.19 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for Gravity SMART, Redmi 8A Dual.
SpecificationGravity SMARTRedmi 8A Dual
Radio
  • No
  • FM radio
  • built-in antenna
Others Unknown
  • 400 nits typ. brightness
Other features
Other features — specifications for Gravity SMART, Redmi 8A Dual.
SpecificationGravity SMARTRedmi 8A Dual
Dop
  • Sensors Accelerometer
  • proximity - MP4/H.264 player -MP3/WAV/AAC+ player -Organizer -Photo/video editor -Document viewer -Voice memo -Predictive text input (Swype) - For T-Mobile. Also known as Samsung Gravity Touch 2
  • Samsung Smart
  • Samsung GT2
  • Samsung SGH-T589
  • Samsung Galaxy Q
  • Sensors Accelerometer
  • proximity
  • compass - Fast battery charging 18W -Power bank/Reverse charging - Splash resistant