Amoi E850 vs ZTE V821

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

    E850: 12 g lighter

    E850:
    108 g
    V821:
    120 g
  • Width

    E850: 2.5 mm narrower

    E850:
    54 mm
    V821:
    56.5 mm
  • Depth

    V821: 8.2 mm thinner

    E850:
    20 mm
    V821:
    11.8 mm
  • Height

    E850: 14 mm shorter

    E850:
    102 mm
    V821:
    116 mm
  • Release year

    E850:
    2006
    V821:
    2011

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. E850

    Height:
    102 mm
    Width:
    54 mm
    Depth:
    20 mm +8.2 mm versus V821
  2. 2. V821

    Height:
    116 mm +14 mm versus E850
    Width:
    56.5 mm +2.5 mm versus E850
    Depth:
    11.8 mm

Weight

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

  1. 1. E850

    108 g

  2. 2. V821

    120 g

    +12 g versus E850

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. E850

    E850: Screen geometry unavailable or conflicting.

  2. 2. V821

    V821: 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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

E850: Original memory entry

64 MB RAM · 128 MB ROM

V821: Original memory entry

256 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. E850

NFC:
See details Super AMOLED
Headphone jack:
See details panorama
Memory card support:
See details microSD (dedicated slot)

2. V821

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

Battery capacity

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

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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. E8502. V821

Everyday essentials
Everyday essentials — specifications for E850, V821.
SpecificationE850V821
Dimensions (HxWxD)
  • 102 Х 54 Х 20 mm
  • 116 Х 56.5 Х 11.8 mm
Weight
  • 108 g
  • 120 g
Technology
  • TFT
  • TFT
Screen size
  • 2.4" inch
  • 0" inch
Screen resolution
  • 204 x 320 px
  • 320 x 240 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 MB RAM
  • 128 MB ROM
  • 256 MB
Memory card support
  • microSD (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1100 mAh
  • Removable Li-Ion
  • 0 mAh,
Operating system OS
  • Microsoft Windows Mobile 5.0 for PocketPC Phone Edition
  • Android 2.2 (Froyo)
Chipset Unknown
  • Mediatek MT6516
NFC
  • Super AMOLED
Unknown
Headphone jack
  • panorama
  • Yes
Display
Display — specifications for E850, V821.
SpecificationE850V821
Touchscreen
  • resistive touchscreen
  • resistive touchscreen
Display colors
  • Super AMOLED
  • 65K
Screen area
  • 16.8 cm2
Unknown
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 130.6 g
Unknown
PPI /points per inch/
  • 0 PPI
  • 0 PPI
Camera and Video
Camera and Video — specifications for E850, V821.
SpecificationE850V821
Rear camera, main
  • 2 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 2 MP
  • 2 MP
  • AF
Functions
  • Dual-LED flash
Unknown
Video
  • Yes
  • Yes
Front camera, selfie
  • 0 MP,
  • 0 MP,
Specifications
  • Super AMOLED
Unknown
Performance
Performance — specifications for E850, V821.
SpecificationE850V821
Processor CPU
  • Intel XScale PXA 272 312 MHz
  • 416 MHz
General specs
General specs — specifications for E850, V821.
SpecificationE850V821
Release date
  • 2006
  • Q2
  • 2011
  • June
Colors
  • Black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 220 EUR
Battery life
  • Stand by time- Up to 150 h Talking time- Up to 4 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for E850, V821.
SpecificationE850V821
SIM card
  • Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM
  • Dual SIM (Mini-SIM)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE
Unknown
Speed
  • Super AMOLED
Unknown
GPRS
  • Class 10
  • Yes
Edge
  • panorama
  • Yes
Wi-Fi
  • panorama
  • Wi-Fi 802.11 b/g
  • hotspot
GPS
  • panorama
  • Yes
  • with A-GPS
USB
  • HSPA 21.1/5.76 Mbps
  • microUSB 2.0
Bluetooth
  • Quad-core 1.25 GHz Cortex-A53
  • 2.1
  • A2DP
Music and Audio
Music and Audio — specifications for E850, V821.
SpecificationE850V821
Radio
  • panorama
  • FM radio
Others
  • Handwriting recognition
Unknown
Other features
Other features — specifications for E850, V821.
SpecificationE850V821
Dop
  • Super AMOLED
  • Infrared port - Pocket Office -Media player -PC Sync -Voice memo -Organizer -World Time
  • MP4/H.264 player -MP3/WAV/eAAC+ player -Organizer -Voice memo -Predictive text input