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Nokia E7 vs Samsung Galaxy M31

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

    E7: 15 g lighter

    E7:
    176 g
    Galaxy M31:
    191 g
  • Width

    E7: 12.7 mm narrower

    E7:
    62.4 mm
    Galaxy M31:
    75.1 mm
  • Screen diagonal

    E7: 2.4 in smaller diagonal

    E7:
    4 in
    Galaxy M31:
    6.4 in
  • Rear camera layout

    E7:
    Single
    Galaxy M31:
    Triple
  • Depth

    Galaxy M31: 4.7 mm thinner

    E7:
    13.6 mm
    Galaxy M31:
    8.9 mm
  • Height

    E7: 35.5 mm shorter

    E7:
    123.7 mm
    Galaxy M31:
    159.2 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. E7

    Height:
    123.7 mm
    Width:
    62.4 mm
    Depth:
    13.6 mm +4.7 mm versus Galaxy M31
  2. 2. Galaxy M31

    Height:
    159.2 mm +35.5 mm versus E7
    Width:
    75.1 mm +12.7 mm versus E7
    Depth:
    8.9 mm

Weight

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

  1. 1. E7

    176 g

  2. 2. Galaxy M31

    191 g

    +15 g versus E7

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. E7

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    44.1 cm²
  2. 2. Galaxy M31

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

Galaxy M31 has approximately 128% more rectangular screen area than E7.

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 E7, Galaxy M31, compared at the same storage capacity.
StorageE7Galaxy M31
64 GB Unknown 6 GB RAM
128 GB Unknown 6 GB RAM
E7: Original memory entry

16 GB · 256 MB RAM · 1 GB ROM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. E7

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
No

2. Galaxy M31

NFC:
See details Yes (market/region dependent)
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. E7

    1200 mAh

  2. 2. Galaxy M31

    6000 mAh

    +4800 mAh versus E7

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. E72. Galaxy M31

Everyday essentials
Everyday essentials — specifications for E7, Galaxy M31.
SpecificationE7Galaxy M31
Dimensions (HxWxD)
  • 123.7 Х 62.4 Х 13.6 mm
  • 159.2 Х 75.1 Х 8.9 mm
Weight
  • 176 g
  • 191 g
Technology
  • AMOLED
  • Super AMOLED
Screen size
  • 4" inch
  • 6.4" inch
Screen resolution
  • 360 x 640 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
  • 256 MB RAM
  • 1 GB ROM
  • 64GB 6GB RAM
  • 128GB 6GB RAM
Memory card support
  • No
  • microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Non-removable Li-Ion
  • 6000 mAh
  • Non-removable Li-Po
Operating system OS
  • Symbian^3
  • upgradable to Nokia Belle OS
  • Android 10.0; One UI 2.0
Chipset Unknown
  • Exynos 9611 (10nm)
NFC Unknown
  • Yes (market/region dependent)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for E7, Galaxy M31.
SpecificationE7Galaxy M31
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 44.1 cm2
  • 100.5 cm2
Screen format
  • 16:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 57.1%
  • 84.1%
PPI /points per inch/
  • 184 PPI
  • 403 PPI
Screen protection
  • Corning Gorilla Glass
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for E7, Galaxy M31.
SpecificationE7Galaxy M31
Rear camera, main
  • 8 MP
  • Single
  • 64 MP
  • Triple
Camera specs
  • 8 MP
  • 64 MP
  • f/1.8
  • 26mm (wide)
  • 1/1.72"
  • 0.8µm
  • PDAF -8 MP
  • f/2.2
  • 12mm (ultrawide)
  • 1/4.0"
  • 1.12µm -5 MP
  • f/2.4
  • 25mm (macro)
  • 1/5.0"
  • (depth)
Functions
  • Dual-LED flash
  • HDR
Video
  • 720p@25fps
  • 720p@30fps (via SW update)
  • 2160p@30fps
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 32 MP
  • Single
Specifications
  • VGA
  • 32 MP
  • f/2.0
  • 26mm (wide)
  • 1/2.8''
  • 0.8µm
Performance

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

Performance — specifications for E7, Galaxy M31.
SpecificationE7Galaxy M31
Processor CPU
  • 680 MHz ARM 11
  • Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
Graphics processor GPU
  • Broadcom BCM2727
  • Mali-G72 MP3
Antutu 8 score * Unknown
  • 194554
General specs
General specs — specifications for E7, Galaxy M31.
SpecificationE7Galaxy M31
Release date
  • 2010
  • September
  • 2020
  • February 25
Colors
  • Dark Grey
  • Silver White
  • Green
  • Blue
  • Orange
  • Ocean Blue
  • Space Black
  • Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
  • 200 EUR
Battery life
  • Stand by time- Up to 432 h (2G) / Up to 480 h (3G) Talking time- Up to 9 h (2G) / Up to 5 h (3G)
Unknown
Body build Unknown
  • Glass front (Gorilla Glass 3)
  • plastic back
  • plastic frame
Communication and Connectivity
Communication and Connectivity — specifications for E7, Galaxy M31.
SpecificationE7Galaxy M31
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 (unspecified)
Speed
  • HSPA 10.2/2 Mbps
  • HSPA
  • LTE-A
GPRS
  • Class 32
  • Yes
Edge
  • Class 32
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS; Ovi Maps 3.0
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • BDS
USB
  • microUSB 2.0
  • USB Host
  • 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 3.0
  • A2DP
  • 5.0
  • A2DP
  • LE
Harmful irradiation
  • SAR - 0.93 W/kg (head) 1.23 W/kg (body) SAR EU - 0.56 W/kg (head)
  • SAR - 0.52 W/kg (head) 0.69 W/kg (body) SAR EU - 0.52 W/kg (head) 0.69 W/kg (body)
Music and Audio
Music and Audio — specifications for E7, Galaxy M31.
SpecificationE7Galaxy M31
Radio
  • Stereo FM radio
  • RDS
  • FM radio
  • RDS
  • recording
Others
  • Nokia ClearBlack display
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for E7, Galaxy M31.
SpecificationE7Galaxy M31
Dop
  • Sensors Accelerometer
  • proximity
  • compass - TV-out (720p video) via HDMI and composite -Dolby Digital Plus via HDMI -MP3/WAV/eAAC+/WMA player -MP4/H.264/WMV player -Voice command/dial -Document editor (Word
  • Excel
  • PowerPoint
  • PDF) -Video/photo editor -Voice memo/dial -Predictive text input
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 15W - Versions: SM-M315F/DS