Samsung Gravity SMART vs Xiaomi Redmi 4

Compare recorded specifications, size and practical differences.

+ Add a third phone

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: 20 g lighter

    Gravity SMART:
    130 g
    Redmi 4:
    150 g
  • Width

    Gravity SMART: 11 mm narrower

    Gravity SMART:
    59 mm
    Redmi 4:
    70 mm
  • Screen diagonal

    Gravity SMART: 1.8 in smaller diagonal

    Gravity SMART:
    3.2 in
    Redmi 4:
    5 in
  • Depth

    Redmi 4: 5.3 mm thinner

    Gravity SMART:
    14 mm
    Redmi 4:
    8.7 mm
  • Height

    Gravity SMART: 25.2 mm shorter

    Gravity SMART:
    114 mm
    Redmi 4:
    139.2 mm
  • Release year

    Gravity SMART:
    2011
    Redmi 4:
    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.

  1. 1. Gravity SMART

    Height:
    114 mm
    Width:
    59 mm
    Depth:
    14 mm +5.3 mm versus Redmi 4
  2. 2. Redmi 4

    Height:
    139.2 mm +25.2 mm versus Gravity SMART
    Width:
    70 mm +11 mm versus Gravity SMART
    Depth:
    8.7 mm

Weight

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

  1. 1. Gravity SMART

    130 g

  2. 2. Redmi 4

    150 g

    +20 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 4

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

Redmi 4 has approximately 126% 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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

Gravity SMART: Original memory entry

150 MB · 270 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. Gravity SMART

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

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. Gravity SMART

    1500 mAh

  2. 2. Redmi 4

    4100 mAh

    +2600 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 4

Everyday essentials
Everyday essentials — specifications for Gravity SMART, Redmi 4.
SpecificationGravity SMARTRedmi 4
Dimensions (HxWxD)
  • 114 Х 59 Х 14 mm
  • 139.2 Х 70 Х 8.7 mm
Weight
  • 130 g
  • 150 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 3.2" inch
  • 5" inch
Screen resolution
  • 320 x 480 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 150 MB
  • 270 MB RAM
  • 64 GB
  • 4 GB RAM 32 GB
  • 3 GB RAM 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
  • microSD
  • up to 128 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Removable Li-Ion
  • 4100 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 2.2 (Froyo)
  • Android 6.0.1 (Marshmallow)
  • upgradable to 7.1.2 (Nougat); MIUI 10
Chipset Unknown
  • Qualcomm MSM8940 Snapdragon 435 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Gravity SMART, Redmi 4.
SpecificationGravity SMARTRedmi 4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 30.5 cm2
  • 68.9 cm2
Screen format
  • 3:2 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 45.3%
  • 70.7%
PPI /points per inch/
  • 180 PPI
  • 294 PPI
Screen protection Unknown
  • Corning Gorilla Glass (unspecified version)
Camera and Video
Camera and Video — specifications for Gravity SMART, Redmi 4.
SpecificationGravity SMARTRedmi 4
Rear camera, main
  • 3.15 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 3.15 MP
  • 13 MP
  • PDAF
  • f/2.0
Functions
  • LED flash
  • LED flash
  • HDR
  • panorama
Video
  • 320p@14fps
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 5 MP
  • Single
Specifications Unknown
  • 5 MP
  • f/2.2
Performance

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

Performance — specifications for Gravity SMART, Redmi 4.
SpecificationGravity SMARTRedmi 4
Processor CPU
  • 800 MHz ARMv6
  • Octa-core 1.4 GHz Cortex-A53
Graphics processor GPU Unknown
  • 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 Gravity SMART, Redmi 4.
SpecificationGravity SMARTRedmi 4
Release date
  • 2011
  • June
  • 2017
  • May
Colors
  • Black/Red
  • Black/Green
  • Lunar Grey
  • Black
  • Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 170 EUR
  • 110 EUR
Battery life
  • Stand by time- Up to 364 h Talking time- Up to 5 h 30 min
  • 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 Gravity SMART, Redmi 4.
SpecificationGravity SMARTRedmi 4
SIM card
  • Mini-SIM
  • Hybrid Dual SIM (Nano-SIM/ Micro-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)
  • 7(2600)
  • 8(900)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 3.6/0.384 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
  • 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
  • microUSB 2.0
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 4.
SpecificationGravity SMARTRedmi 4
Radio
  • No
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Gravity SMART, Redmi 4.
SpecificationGravity SMARTRedmi 4
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 Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Also known as Xiaomi Redmi 4X for China
  • Malaysia
  • Pakistan
  • Indonesia