You are using an outdated browser. For a faster, safer browsing experience, upgrade for free today.<

BLU Bold N1 vs Celkon A40

Compare recorded specifications, size and practical differences.

BLU Bold N1

BLU Bold N1

Replace Bold N1
Remove Bold N1
Celkon A40

Celkon A40

Replace A40
Remove A40
+ 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

    A40: 55.5 g lighter

    Bold N1:
    182 g
    A40:
    126.5 g
  • Width

    A40: 10.1 mm narrower

    Bold N1:
    74.1 mm
    A40:
    64 mm
  • Screen diagonal

    A40: 2.4 in smaller diagonal

    Bold N1:
    6.4 in
    A40:
    4 in
  • Rear camera layout

    Bold N1:
    Dual
    A40:
    Single
  • Depth

    Bold N1: 2.2 mm thinner

    Bold N1:
    8.6 mm
    A40:
    10.8 mm
  • Height

    A40: 32.5 mm shorter

    Bold N1:
    158.7 mm
    A40:
    126.2 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
Front — relative 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. Bold N1: height 158.7 mm; Width 74.1 mm. A40: height 126.2 mm; Width 64 mm. Bold N1: 158.7 × 74.1 mm 1 A40: 126.2 × 64 mm 2
Side
Side — relative 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. Bold N1: height 158.7 mm; Depth 8.6 mm. A40: height 126.2 mm; Depth 10.8 mm. Bold N1: 158.7 × 8.6 mm 1 A40: 126.2 × 10.8 mm 2
  1. 1. Bold N1

    Height:
    158.7 mm +32.5 mm versus A40
    Width:
    74.1 mm +10.1 mm versus A40
    Depth:
    8.6 mm
    Weight:
    182 g
  2. 2. A40

    Height:
    126.2 mm
    Width:
    64 mm
    Depth:
    10.8 mm +2.2 mm versus Bold N1
    Weight:
    126.5 g

Weight

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

  1. 1. Bold N1

    182 g

    +55.5 g versus A40

  2. 2. A40

    126.5 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.

Screen size
Relative rectangular screen sizes; numbers match the phone labels below 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. Bold N1: screen diagonal 6.4 in; aspect ratio (height:width) 19.5:9; approximate rectangular area 100.5 cm². A40: screen diagonal 4 in; aspect ratio (height:width) 5:3; approximate rectangular area 45.5 cm². Bold N1: 6.4 in, 19.5:9, About 100.5 cm² rectangular area 1 A40: 4 in, 5:3, About 45.5 cm² rectangular area 2
  1. 1. Bold N1

    Screen diagonal:
    6.4 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    100.5 cm²
  2. 2. A40

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²

Bold N1 has approximately 120.8% more rectangular screen area than A40.

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 Bold N1, A40, compared at the same storage capacity.
StorageBold N1A40
128 GB 4 GB RAM Unknown
A40: 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. Bold N1

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB

2. A40

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.

Recorded battery capacity

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

  1. 1. Bold N1

    3500 mAh

    +2000 mAh versus A40

  2. 2. A40

    1500 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. Bold N12. A40

Everyday essentials
Everyday essentials — specifications for Bold N1, A40.
SpecificationBold N1A40
Dimensions (HxWxD)
  • 158.7 Х 74.1 Х 8.6 mm
  • 126.2 Х 64 Х 10.8 mm
Weight
  • 182 g
  • 126.5 g
Technology
  • AMOLED
  • TFT
Screen size
  • 6.4" inch
  • 4" inch
Screen resolution
  • 1080 x 2340 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128GB 4GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 128 GB
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3500 mAh
  • Non-removable Li-Po
  • 1500 mAh
  • Li-Ion
Operating system OS
  • Android 9.0 (Pie)
  • planned upgrade to Android 10.0
  • Android 4.2.2 (Jelly Bean)
Chipset
  • Mediatek MT6771V Helio P70 (12nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Bold N1, A40.
SpecificationBold N1A40
Touchscreen
  • capacitive touchscreen
  • touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 100.5 cm2
  • 45.5 cm2
Screen format
  • 19.5:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 85.5%
  • 56.4%
PPI /points per inch/
  • 403 PPI
  • 233 PPI
Screen protection
  • Corning Gorilla Glass 5
Unknown
Camera and Video
Camera and Video — specifications for Bold N1, A40.
SpecificationBold N1A40
Rear camera, main
  • 16 MP
  • Dual
  • 5 MP
  • Single
Camera specs
  • 16 MP
  • f/1.8
  • 1/2.8''
  • PDAF -5 MP
  • f/2.2
  • 1/5''
  • depth sensor
  • 5 MP
Functions
  • LED flash
  • HDR
  • panorama
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 13 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • Motorized pop-up 13 MP
  • f/2.0
  • 1/4''
  • VGA
Performance
Performance — specifications for Bold N1, A40.
SpecificationBold N1A40
Processor CPU
  • Octa-core (4x2.1 GHz Cortex-A73 & 4x2.1 GHz Cortex-A53)
  • Dual-core 1.3 GHz
Graphics processor GPU
  • Mali-G72 MP3
Unknown
Antutu 7 score Legacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 137456
Unknown
GeekBench 5 Single Core Legacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 290
Unknown
GeekBench 5 Multi-Core Legacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 1356
Unknown
General specs
General specs — specifications for Bold N1, A40.
SpecificationBold N1A40
Release date
  • 2019
  • September
  • 2014
  • January
Colors
  • Raven Black
  • White
  • Yellow
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 200 USD
Unknown
Battery life
  • Stand by time- Up to 600 h (3G) Talking time- Up to 20 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Bold N1, A40.
SpecificationBold N1A40
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 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 13(700)
  • 17(700)
  • 28(700)
Unknown
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
Unknown
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 4.1
  • A2DP
  • LE
  • 2.0
Music and Audio
Music and Audio — specifications for Bold N1, A40.
SpecificationBold N1A40
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Bold N1, A40.
SpecificationBold N1A40
Dop
  • Sensors Fingerprint (under display
  • optical)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 18W -Fast Qi wireless charging 10W
  • Sensors Accelerometer
  • proximity