Nokia E52 vs vivo X21 UD

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.

  • Weight

    E52: 58.2 g lighter

    E52:
    98 g
    X21 UD:
    156.2 g
  • Width

    E52: 25.8 mm narrower

    E52:
    49 mm
    X21 UD:
    74.8 mm
  • Screen diagonal

    E52: 3.88 in smaller diagonal

    E52:
    2.4 in
    X21 UD:
    6.28 in
  • Rear camera layout

    E52:
    Single
    X21 UD:
    Dual
  • Depth

    X21 UD: 2.5 mm thinner

    E52:
    9.9 mm
    X21 UD:
    7.4 mm
  • Height

    E52: 38.5 mm shorter

    E52:
    116 mm
    X21 UD:
    154.5 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. E52

    Height:
    116 mm
    Width:
    49 mm
    Depth:
    9.9 mm +2.5 mm versus X21 UD
  2. 2. X21 UD

    Height:
    154.5 mm +38.5 mm versus E52
    Width:
    74.8 mm +25.8 mm versus E52
    Depth:
    7.4 mm

Weight

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

  1. 1. E52

    98 g

  2. 2. X21 UD

    156.2 g

    +58.2 g versus E52

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. E52

    Screen diagonal:
    2.4 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    17.8 cm²
  2. 2. X21 UD

    Screen diagonal:
    6.28 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    98.4 cm²

X21 UD has approximately 451.9% more rectangular screen area than E52.

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 E52, X21 UD, compared at the same storage capacity.
StorageE52X21 UD
128 GB Unknown 6 GB RAM
E52: Original memory entry

60 MB

Practical features

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

1. E52

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 16 GB (dedicated slot) · 1 GB included

2. X21 UD

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 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. E52

    1500 mAh

  2. 2. X21 UD

    3200 mAh

    +1700 mAh versus E52

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. E522. X21 UD

Everyday essentials
Everyday essentials — specifications for E52, X21 UD.
SpecificationE52X21 UD
Dimensions (HxWxD)
  • 116 Х 49 Х 9.9 mm
  • 154.5 Х 74.8 Х 7.4 mm
Weight
  • 98 g
  • 156.2 g
Technology
  • TFT
  • Super AMOLED
Screen size
  • 2.4" inch
  • 6.28" inch
Screen resolution
  • 240 x 320 px
  • 1080 x 2280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 60 MB
  • 128 GB
  • 6 GB RAM
Memory card support
  • microSD
  • up to 16 GB (dedicated slot)
  • 1 GB included
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Removable Li-Po
  • 3200 mAh
  • Non-removable Li-Ion
Operating system OS
  • Symbian
  • S60 rel. 3.2
  • Android 8.1 (Oreo); Funtouch 4
Chipset Unknown
  • Qualcomm SDM660 Snapdragon 660 (14 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for E52, X21 UD.
SpecificationE52X21 UD
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 17.8 cm2
  • 98.4 cm2
Screen format
  • 4:3 (height:width)
  • 19:9 (height:width)
Screen to body ratio
  • 31.4%
  • 85.2%
PPI /points per inch/
  • 167 PPI
  • 402 PPI
Camera and Video
Camera and Video — specifications for E52, X21 UD.
SpecificationE52X21 UD
Rear camera, main
  • 3.2 MP
  • Single
  • 12 MP
  • Dual
Camera specs
  • 3.2 MP
  • 12 MP
  • f/1.8
  • 1/2.55''
  • 1.4µm
  • dual pixel PDAF -5 MP
  • f/2.4
  • depth sensor
Functions
  • LED flash
  • LED flash
  • HDR
  • panorama
Video
  • 480p@15fps
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 12 MP
  • Single
Specifications
  • QVGA videocall camera
  • 12 MP
  • f/2.0
Performance

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

Performance — specifications for E52, X21 UD.
SpecificationE52X21 UD
Processor CPU
  • 600 MHz ARM 11
  • Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
Graphics processor GPU Unknown
  • Adreno 512
Antutu 7 score * Unknown
  • 143592
General specs
General specs — specifications for E52, X21 UD.
SpecificationE52X21 UD
Release date
  • 2009
  • May
  • 2018
  • March
Colors
  • Metal Grey Aluminium
  • Golden Aluminium
  • Graphite Grey
  • Black
  • Black
  • Ruby Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 110 EUR
  • 550 EUR
Battery life
  • Stand by time- Up to 672 h (2G) / Up to 432 h (3G) Talking time- Up to 8 h (2G) / Up to 6 h (3G) Music play - Up to 40 h
Unknown
Body build Unknown
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for E52, X21 UD.
SpecificationE52X21 UD
SIM card
  • Mini-SIM
  • Hybrid 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 / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 10.2/2 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
GPRS
  • Class 32
  • Yes
Edge
  • Class 32
  • 296 / 178.8 kbits
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g
  • UPnP & DLNA technology
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS; Nokia Maps 3.0
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 2.0
  • A2DP
  • 5.0
  • A2DP
  • LE
Harmful irradiation
  • SAR - 1.04 W/kg (head) 0.70 W/kg (body) SAR EU - 1.20 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for E52, X21 UD.
SpecificationE52X21 UD
Radio
  • Stereo FM radio
  • RDS
  • FM radio
Others Unknown
  • 32-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for E52, X21 UD.
SpecificationE52X21 UD
Dop
  • Sensors Accelerometer
  • compass - WMV/RV/MP4/3GP player -MP3/WMA/WAV/RA/AAC/M4A player -Document editor (Word
  • Excel
  • PowerPoint
  • PDF) incl. MS Office 2007 support via free update -Organizer -Photo editor -Voice memo -Predictive text input
  • Sensors Fingerprint (under display)
  • accelerometer
  • proximity
  • compass - Fast battery charging