Micromax Dual 4 E4816 vs ZTE V821

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

    V821: 21 g lighter

    Dual 4 E4816:
    141 g
    V821:
    120 g
  • Width

    V821: 13.5 mm narrower

    Dual 4 E4816:
    70 mm
    V821:
    56.5 mm
  • Chipset

    Dual 4 E4816:
    Qualcomm MSM8940 Snapdragon 435 (28 nm)
    V821:
    Mediatek MT6516
  • Depth

    Dual 4 E4816: 2.9 mm thinner

    Dual 4 E4816:
    8.9 mm
    V821:
    11.8 mm
  • Height

    V821: 27.5 mm shorter

    Dual 4 E4816:
    143.5 mm
    V821:
    116 mm
  • Release year

    Dual 4 E4816:
    2017
    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. Dual 4 E4816

    Height:
    143.5 mm +27.5 mm versus V821
    Width:
    70 mm +13.5 mm versus V821
    Depth:
    8.9 mm
  2. 2. V821

    Height:
    116 mm
    Width:
    56.5 mm
    Depth:
    11.8 mm +2.9 mm versus Dual 4 E4816

Weight

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

  1. 1. Dual 4 E4816

    141 g

    +21 g versus V821

  2. 2. V821

    120 g

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. Dual 4 E4816

    Screen diagonal:
    5.2 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    74.5 cm²
  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.

Dual 4 E4816: Original memory entry

64 GB · 512GB 4GB

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. Dual 4 E4816

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB (uses SIM 2 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. Dual 4 E48162. V821

Everyday essentials
Everyday essentials — specifications for Dual 4 E4816, V821.
SpecificationDual 4 E4816V821
Dimensions (HxWxD)
  • 143.5 Х 70 Х 8.9 mm
  • 116 Х 56.5 Х 11.8 mm
Weight
  • 141 g
  • 120 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.2" inch
  • 0" inch
Screen resolution
  • 1080 x 1920 px
  • 320 x 240 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 512GB 4GB
  • 256 MB
Memory card support
  • microSD
  • up to 128 GB (uses SIM 2 slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2730 mAh
  • Non-removable Li-Ion
  • 0 mAh,
Operating system OS
  • Android 7.0 (Nougat)
  • Android 2.2 (Froyo)
Chipset
  • Qualcomm MSM8940 Snapdragon 435 (28 nm)
  • Mediatek MT6516
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Dual 4 E4816, V821.
SpecificationDual 4 E4816V821
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 65K
Screen area
  • 74.5 cm2
Unknown
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 74.2%
Unknown
PPI /points per inch/
  • 424 PPI
  • 0 PPI
Screen protection
  • Corning Gorilla Glass (unspecified version)
Unknown
Camera and Video
Camera and Video — specifications for Dual 4 E4816, V821.
SpecificationDual 4 E4816V821
Rear camera, main
  • 13 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 13 MP
  • f/2.0
  • 1/3''
  • AF -2 MP
  • depth sensor
  • 2 MP
  • AF
Functions
  • LED flash
  • panorama
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 13 MP
  • Single
  • 0 MP,
Specifications
  • 13 MP
  • 1/3''
Unknown
Performance
Performance — specifications for Dual 4 E4816, V821.
SpecificationDual 4 E4816V821
Processor CPU
  • Octa-core 1.4 GHz Cortex-A53
  • 416 MHz
Graphics processor GPU
  • Adreno 505
Unknown
General specs
General specs — specifications for Dual 4 E4816, V821.
SpecificationDual 4 E4816V821
Release date
  • 2017
  • July
  • 2011
  • June
Colors
  • Black/Gray
  • White/Gold
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 19000 INR
  • 220 EUR
Communication and Connectivity
Communication and Connectivity — specifications for Dual 4 E4816, V821.
SpecificationDual 4 E4816V821
SIM card
  • Hybrid Dual SIM (Micro-SIM
  • dual stand-by)
  • 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
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
Unknown
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 4.1
  • A2DP
  • 2.1
  • A2DP
Music and Audio
Music and Audio — specifications for Dual 4 E4816, V821.
SpecificationDual 4 E4816V821
Radio
  • FM radio
  • FM radio
Others
  • Dolby sound enhancement
Unknown
Other features
Other features — specifications for Dual 4 E4816, V821.
SpecificationDual 4 E4816V821
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • proximity
  • Infrared port - For India
  • MP4/H.264 player -MP3/WAV/eAAC+ player -Organizer -Voice memo -Predictive text input