QMobile E1 vs Samsung Galaxy M21

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 technology

    OLED versus LCD

    E1:
    LCD
    Galaxy M21:
    OLED
  • Width

    E1: 3.1 mm narrower

    E1:
    72 mm
    Galaxy M21:
    75.1 mm
  • Screen diagonal

    E1: 1.4 in smaller diagonal

    E1:
    5 in
    Galaxy M21:
    6.4 in
  • Chipset

    E1:
    Mediatek MT6735P (28 nm)
    Galaxy M21:
    Exynos 9611 (10nm)
  • Rear camera layout

    E1:
    Single
    Galaxy M21:
    Triple
  • Height

    E1: 15.2 mm shorter

    E1:
    143.8 mm
    Galaxy M21:
    159 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. E1

    Height:
    143.8 mm
    Width:
    72 mm
    Depth:
    8.9 mm
    Weight:
    Unknown
  2. 2. Galaxy M21

    Height:
    159 mm +15.2 mm versus E1
    Width:
    75.1 mm +3.1 mm versus E1
    Depth:
    8.9 mm
    Weight:
    188 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. E1

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. Galaxy M21

    Screen diagonal:
    6.4 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    100.5 cm²

Galaxy M21 has approximately 45.9% more rectangular screen area than E1.

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 E1, Galaxy M21, compared at the same storage capacity.
StorageE1Galaxy M21
16 GB 3 GB RAM Not recorded
64 GB Not recorded 4 GB RAM
128 GB Not recorded 6 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. E1

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

2. Galaxy M21

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. E1

    4000 mAh

  2. 2. Galaxy M21

    6000 mAh

    +2000 mAh versus E1

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. E12. Galaxy M21

Everyday essentials
Everyday essentials — specifications for E1, Galaxy M21.
SpecificationE1Galaxy M21
Dimensions (HxWxD)
  • 143.8 Х 72 Х 8.9 mm
  • 159 Х 75.1 Х 8.9 mm
Weight
  • 0 g
  • 188 g
Technology
  • IPS LCD
  • Super AMOLED
Screen size
  • 5" inch
  • 6.4" inch
Screen resolution
  • 720 x 1280 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 3 GB RAM
  • 64GB 4GB RAM
  • 128GB 6GB RAM
Memory card support
  • microSD
  • up to 128 GB
  • microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Removable Li-Po
  • 6000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 6.0 (Marshmallow)
  • Android 10.0; One UI 2
Chipset
  • Mediatek MT6735P (28 nm)
  • Exynos 9611 (10nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for E1, Galaxy M21.
SpecificationE1Galaxy M21
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 100.5 cm2
Screen format
  • 16:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 66.6%
  • 84.2%
PPI /points per inch/
  • 294 PPI
  • 403 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for E1, Galaxy M21.
SpecificationE1Galaxy M21
Rear camera, main
  • 8 MP
  • Single
  • 48 MP
  • Triple
Camera specs
  • 8 MP
  • AF
  • f/2.2
  • 48 MP
  • f/2.0
  • 26mm (wide)
  • 1/2.0''
  • 0.8µm
  • PDAF -8 MP
  • f/2.2
  • 12mm (ultrawide)
  • 1/4.0''
  • 1.12µm -5 MP
  • (depth)
Functions
  • LED flash
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 20 MP
  • Single
Specifications
  • 5 MP
  • f/2.4
  • 20 MP
  • f/2.0
  • 26mm (wide)
Performance

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

Performance — specifications for E1, Galaxy M21.
SpecificationE1Galaxy M21
Processor CPU
  • Quad-core 1.0 GHz Cortex-A53
  • Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
Graphics processor GPU
  • Mali-T720MP2
  • Mali-G72 MP3
Antutu 8 score * Unknown
  • 182451
General specs
General specs — specifications for E1, Galaxy M21.
SpecificationE1Galaxy M21
Release date
  • 2017
  • January
  • 2020
  • March 18
Colors
  • Black
  • Gold
  • Midnight Blue
  • Raven Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 160 EUR
Body build Unknown
  • Glass front (Gorilla Glass 3)
  • plastic back
  • plastic frame
Communication and Connectivity
Communication and Connectivity — specifications for E1, Galaxy M21.
SpecificationE1Galaxy M21
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 2100 -4G - LTE band 3(1800)
  • 5(850)
  • 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)
  • 20(800)
  • 38(2600)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • 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
Bluetooth
  • 4.0
  • A2DP
  • 5.0
  • A2DP
  • LE
Harmful irradiation Unknown
  • SAR - 0.47 W/kg (head)
Music and Audio
Music and Audio — specifications for E1, Galaxy M21.
SpecificationE1Galaxy M21
Radio
  • FM radio
  • FM radio
  • RDS
  • recording
Others Unknown
  • 420 nits max brightness
Other features
Other features — specifications for E1, Galaxy M21.
SpecificationE1Galaxy M21
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast charging 15W