Lenovo Z6 vs Micromax Bolt D321

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.

  • Screen diagonal

    Bolt D321: 1.39 in smaller diagonal

    Z6:
    6.39 in
    Bolt D321:
    5 in
  • Chipset

    Z6:
    Qualcomm SDM730 Snapdragon 730 (8 nm)
    Bolt D321:
    Mediatek MT6572 (28 nm)
  • Rear camera layout

    Z6:
    Triple
    Bolt D321:
    Single
  • Release year

    Z6:
    2019
    Bolt D321:
    2015

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. Z6

    Height:
    157 mm
    Width:
    74.5 mm
    Depth:
    8 mm
    Weight:
    159 g
  2. 2. Bolt D321

    Height:
    Unknown
    Width:
    Unknown
    Depth:
    Unknown
    Weight:
    Unknown

    Unavailable dimensions are omitted from the drawing.

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. Z6

    Screen diagonal:
    6.39 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    100.2 cm²
  2. 2. Bolt D321

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²

Z6 has approximately 45.4% more rectangular screen area than Bolt D321.

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.

Z6: Original memory entry

128 GB · 6/8 GB RAM 64 GB · 6 GB RAM

Bolt D321: Original memory entry

4 GB · 512 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. Z6

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 1 TB (uses shared SIM slot)

2. Bolt D321

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

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. Z6

    4000 mAh

    +2200 mAh versus Bolt D321

  2. 2. Bolt D321

    1800 mAh

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. Z62. Bolt D321

Everyday essentials
Everyday essentials — specifications for Z6, Bolt D321.
SpecificationZ6Bolt D321
Dimensions (HxWxD)
  • 157 Х 74.5 Х 8 mm
  • Х Х mm
Weight
  • 159 g
  • 0 g
Technology
  • Super AMOLED
Unknown
Screen size
  • 6.39" inch
  • 5" inch
Screen resolution
  • 1080 x 2340 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 GB
  • 6/8 GB RAM 64 GB
  • 6 GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 1 TB (uses shared SIM slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Non-removable Li-Po
  • 1800 mAh
  • Removable Li-Ion
Operating system OS
  • Android 9.0 (Pie); ZUI 11
  • Android 4.4.2 (KitKat)
Chipset
  • Qualcomm SDM730 Snapdragon 730 (8 nm)
  • Mediatek MT6572 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Z6, Bolt D321.
SpecificationZ6Bolt D321
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 100.2 cm2
  • 68.9 cm2
Screen format
  • 19.5:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 85.7%
Unknown
PPI /points per inch/
  • 403 PPI
  • 196 PPI
Screen protection
  • Corning Gorilla Glass (unspecified)
Unknown
Camera and Video
Camera and Video — specifications for Z6, Bolt D321.
SpecificationZ6Bolt D321
Rear camera, main
  • 24 MP
  • Triple
  • 5 MP
  • Single
Camera specs
  • 24 MP
  • f/1.8
  • (wide)
  • 1/2.8''
  • 0.9µm
  • PDAF -8 MP
  • f/2.4
  • (telephoto)
  • PDAF
  • 2x optical zoom -5 MP
  • f/2.2
  • depth sensor
  • 5 MP
Functions
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 16 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 16 MP
  • 2 MP
Performance

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

Performance — specifications for Z6, Bolt D321.
SpecificationZ6Bolt D321
Processor CPU
  • Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)
  • Dual-core 1.3 GHz Cortex-A7
Graphics processor GPU
  • Adreno 618
  • Mali-400
Antutu 8 score *
  • 242622
Unknown
General specs
General specs — specifications for Z6, Bolt D321.
SpecificationZ6Bolt D321
Release date
  • 2019
  • July
  • 2015
  • February
Colors
  • Blue
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 250 EUR
Unknown
Battery life Unknown
  • Stand by time- Up to 300 h (3G) Talking time- Up to 7 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Z6, Bolt D321.
SpecificationZ6Bolt D321
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM
Network
  • 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)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA
  • LTE-A
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 5.0
  • A2DP
  • EDR
  • LE
  • aptX HD
  • 4.0
  • A2DP
Harmful irradiation Unknown
  • SAR - 0.51 W/kg (head) 0.84 W/kg (body)
Music and Audio
Music and Audio — specifications for Z6, Bolt D321.
SpecificationZ6Bolt D321
Radio Unknown
  • FM radio
Others
  • DCI-P3 -HDR10 -120 Hz
  • Dolby Atmos sound
Unknown
Other features
Other features — specifications for Z6, Bolt D321.
SpecificationZ6Bolt D321
Dop
  • Sensors Fingerprint (under display)
  • accelerometer
  • proximity
  • compass - Fast battery charging 15W - For China
  • Sensors Accelerometer
  • proximity