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Nokia E51 vs vivo NEX A

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

    E51: 99 g lighter

    E51:
    100 g
    NEX A:
    199 g
  • Width

    E51: 31 mm narrower

    E51:
    46 mm
    NEX A:
    77 mm
  • Screen diagonal

    E51: 4.59 in smaller diagonal

    E51:
    2 in
    NEX A:
    6.59 in
  • Rear camera layout

    E51:
    Single
    NEX A:
    Dual
  • Depth

    NEX A: 4 mm thinner

    E51:
    12 mm
    NEX A:
    8 mm
  • Height

    E51: 47.2 mm shorter

    E51:
    114.8 mm
    NEX A:
    162 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. E51

    Height:
    114.8 mm
    Width:
    46 mm
    Depth:
    12 mm +4 mm versus NEX A
  2. 2. NEX A

    Height:
    162 mm +47.2 mm versus E51
    Width:
    77 mm +31 mm versus E51
    Depth:
    8 mm

Weight

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

  1. 1. E51

    100 g

  2. 2. NEX A

    199 g

    +99 g versus E51

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.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. E51

    Screen diagonal:
    2 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    12.4 cm²
  2. 2. NEX A

    NEX A: Screen geometry unavailable or conflicting.

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 E51, NEX A, compared at the same storage capacity.
StorageE51NEX A
128 GB Unknown 6 GB RAM
E51: Original memory entry

130 MB · 96 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. E51

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 16 GB (dedicated slot)

2. NEX A

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

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. E51

    1050 mAh

  2. 2. NEX A

    4000 mAh

    +2950 mAh versus E51

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. E512. NEX A

Everyday essentials
Everyday essentials — specifications for E51, NEX A.
SpecificationE51NEX A
Dimensions (HxWxD)
  • 114.8 Х 46 Х 12 mm
  • 162 Х 77 Х 8 mm
Weight
  • 100 g
  • 199 g
Technology
  • TFT
  • Super AMOLED
Screen size
  • 2" inch
  • 6.59" inch
Screen resolution
  • 240 x 320 px
  • 1080 x 2316 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 130 MB
  • 96 MB RAM
  • 128 GB
  • 6 GB RAM
Memory card support
  • microSD
  • up to 16 GB (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 1050 mAh
  • Removable Li-Ion
  • 4000 mAh
  • Non-removable Li-Ion
Operating system OS
  • Symbian OS 9.2
  • Series 60 v3.1 UI
  • Android 8.1 (Oreo); Funtouch 4
Chipset Unknown
  • Qualcomm SDM710 Snapdragon 710 (10 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for E51, NEX A.
SpecificationE51NEX A
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 12.4 cm2
  • 107.3 cm2
Screen format
  • 4:3 (height:width)
Unknown
Screen to body ratio
  • 23.5%
  • 86.0%
PPI /points per inch/
  • 200 PPI
  • 0 PPI
Camera and Video
Camera and Video — specifications for E51, NEX A.
SpecificationE51NEX A
Rear camera, main
  • 2 MP
  • Single
  • 12 MP
  • Dual
Camera specs
  • 2 MP
  • 12 MP
  • f/1.8
  • 1/2.55''
  • 1.4µm
  • 4-axis OIS
  • dual pixel PDAF -5 MP
  • f/2.4
  • depth sensor
Functions Unknown
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Video
  • 320p@15fps
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 8 MP
  • Single
Specifications Unknown
  • Motorized pop-up 8 MP
  • f/2.0
Performance

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

Performance — specifications for E51, NEX A.
SpecificationE51NEX A
Processor CPU
  • 369 MHz ARM 11
  • Octa-core (2x2.2 GHz 360 Gold & 6x1.7 GHz Kryo 360 Silver)
Graphics processor GPU Unknown
  • Adreno 616
GeekBench 4 Single Core * Unknown
  • 1855
GeekBench 4 Multi-Core * Unknown
  • 5940
General specs
General specs — specifications for E51, NEX A.
SpecificationE51NEX A
Release date
  • 2007
  • September
  • 2018
  • June
Colors
  • Black
  • Silver
  • Black
  • Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 120 EUR
  • 600 EUR
Battery life
  • Stand by time- Up to 310 h Talking time- Up to 4 h 20 min
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for E51, NEX A.
SpecificationE51NEX A
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 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 3.6/0.384 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A Cat15 800/150 Mbps
GPRS
  • Class 32
  • Yes
Edge
  • Class 32
  • Yes
Wi-Fi
  • Wi-Fi 802.11b/g
  • VoIP over WLAN
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
  • BDS
  • GNSS
USB
  • miniUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 2.0
  • A2DP
  • 5.0
  • A2DP
  • LE
Harmful irradiation
  • SAR - 1.38 W/kg (head) 0.75 W/kg (body) SAR EU - 1.47 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for E51, NEX A.
SpecificationE51NEX A
Radio
  • FM radio
  • To be confirmed
Others
  • Five-way scroll key -Downloadable themes
  • 2.5 mm audio jack
  • 32-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for E51, NEX A.
SpecificationE51NEX A
Dop
  • Infrared port - Push to talk -WMV/RV/MP4/3GP player -MP3/WMA/WAV/RA/AAC/M4A player -Document viewer (Word
  • Excel
  • PowerPoint
  • PDF) incl. MS Office 2007 support via free update -Predictive text input -Voice command/memo -Organizer
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 22W