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Nokia E51 vs vivo iQOO

Compare recorded specifications, size and practical differences.

Nokia E51

Nokia E51

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vivo iQOO

vivo iQOO

Replace iQOO
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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.

  • WeightE51: 80 g lighterE51: 100 g · iQOO: 180 g
  • WidthE51: 29.2 mm narrowerE51: 46 mm · iQOO: 75.2 mm
  • Screen diagonalE51: 4.41 in smaller diagonalE51: 2 in · iQOO: 6.41 in
  • Rear camera layoutSingle / DualE51: Single · iQOO: Dual
  • DepthiQOO: 3.5 mm thinneriQOO: 8.5 mm · E51: 12 mm
  • HeightE51: 42.9 mm shorterE51: 114.8 mm · iQOO: 157.7 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.

Front
E51: 114.8 × 46 mm 1 iQOO: 157.7 × 75.2 mm 2
Side
E51: 114.8 × 12 mm 1 iQOO: 157.7 × 8.5 mm 2
  1. 1. E51
    Height
    114.8 mm
    Width
    46 mm
    Depth
    12 mm+3.5 mm versus iQOO
    Weight
    100 g
  2. 2. iQOO
    Height
    157.7 mm+42.9 mm versus E51
    Width
    75.2 mm+29.2 mm versus E51
    Depth
    8.5 mm
    Weight
    180 g
Weight

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

  1. 1. E51100 g
  2. 2. iQOO180 g

    +80 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.

Screen size
E51: 2 in, 4:3, About 12.4 cm² rectangular area 1 iQOO: 6.41 in, 19.5:9, About 100.9 cm² rectangular area 2
  1. 1. E51 2 in · 4:3 About 12.4 cm² rectangular area
  2. 2. iQOO 6.41 in · 19.5:9 About 100.9 cm² rectangular area

iQOO has approximately 714.2% more rectangular screen area than E51.

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.

E51: Original memory entry

130 MB · 96 MB RAM

iQOO: Original memory entry

256 GB · 8/12 GB RAM 128 GB · 6/8 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. E51

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

2. iQOO

NFC
Yes
Headphone jack
Yes
Memory card support
No

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded capacity

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

  1. 1. E511050 mAh
  2. 2. iQOO4000 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. iQOO

Everyday essentials
Everyday essentials
SpecificationE51iQOO
Dimensions (HxWxD)
  • 114.8 Х 46 Х 12 mm
  • 157.7 Х 75.2 Х 8.5 mm
Weight
  • 100 g
  • 180 g
Technology
  • TFT
  • AMOLED
Screen size
  • 2" inch
  • 6.41" inch
Screen resolution
  • 240 x 320 px
  • 1080 x 2340 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 130 MB
  • 96 MB RAM
  • 256 GB
  • 8/12 GB RAM 128 GB
  • 6/8 GB RAM
Memory card support
  • microSD
  • up to 16 GB (dedicated slot)
  • No
BatteryCapacity 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 9.0 (Pie); Funtouch 9
Chipset Unknown
  • Qualcomm SDM855 Snapdragon 855 (7 nm)
NFC Unknown
  • Yes
Headphone jack
  • No
  • Yes
Display
Display
SpecificationE51iQOO
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 12.4 cm2
  • 100.9 cm2
Screen format
  • 4:3 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 23.5%
  • 85.1%
PPI /points per inch/
  • 200 PPI
  • 402 PPI
Camera and Video
Camera and Video
SpecificationE51iQOO
Rear camera, main
  • 2 MP
  • Single
  • 12 MP
  • Dual
Camera specs
  • 2 MP
  • 12 MP
  • f/1.8
  • 1/2.55''
  • 1.4µm
  • dual pixel PDAF -13 MP (ultrawide) -2 MP
  • f/2.4
  • depth sensor
Functions Unknown
  • HDR
Video
  • 320p@15fps
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 12 MP
  • Single
Specifications Unknown
  • 12 MP
Performance
Performance
SpecificationE51iQOO
Processor CPU
  • 369 MHz ARM 11
  • Octa-core (1x2.84 GHz Kryo 485 & 3x2.41 GHz Kryo 485 & 4x1.78 GHz Kryo 485)
Graphics processor GPU Unknown
  • Adreno 640
Antutu 8 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 420199
General specs
General specs
SpecificationE51iQOO
Release date
  • 2007
  • September
  • 2019
  • March
Colors
  • Black
  • Silver
  • Optic Blue
  • Lava Orange
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
  • 120 EUR
  • 400 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
SpecificationE51iQOO
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 / 1900 & TD-SCDMA -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 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 (7CA) Cat20 2000/150 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
  • GLONASS
  • BDS
USB
  • miniUSB 2.0
  • Type-C 1.0 reversible connector
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
SpecificationE51iQOO
Radio
  • FM radio
  • No
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
SpecificationE51iQOO
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 (under display)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 44W -(50% in 15 min
  • 100% in 45 min) -Fast battery charging 22.5W - 6/128 GB version