Blackview DM550 vs HTC Desire 820

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Comparing the Blackview DM550 vs HTC Desire 820 across performance, display, camera, battery and storage to help determine the better smartphone.

Here is the summary of the results:

Performance: Blackview DM550 runs at a higher processing speed of 1.7 GHz, while HTC Desire 820 runs at 1.5 GHz, making Blackview DM550 the better performer.


Display: Both Blackview DM550 and HTC Desire 820 offer the same screen size of 5.5 inches, but Blackview DM550 features a IPS LCD display compared to HTC Desire 820's LCD, making Blackview DM550 the better display of the two.


Rear Camera: Both Blackview DM550 and HTC Desire 820 feature a 13 MP primary rear camera.


Front Camera: HTC Desire 820 offers a higher front camera resolution with 8 MP, while Blackview DM550 offers 5 MP, making HTC Desire 820 better for front camera photography.


Battery: Both Blackview DM550 and HTC Desire 820 offer the same 2600 mAh battery capacity.


Storage: Both Blackview DM550 and HTC Desire 820 offer the same internal storage of 16 GB.

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✕
Blackview DM550
(Discontinued)
✕
HTC Desire 820
₹25,999
(Out of Stock)
✕
Nothing Phone 4b
₹29,998
Buy Now
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Summary

Spec Score

N/A
67%
83%

Release Date

N/A
05 Nov, 2014
14 Jul, 2026

Performance

N/A
MediaTek MT6592
Snapdragon 615
Snapdragon 6 Gen 4
Tru-Octa Core (upto 1.7 GHz)
Octa Core (upto 1.5 GHz)
Octa Core (upto 2.3 GHz)
1 GB RAM
2 GB RAM
8 GB RAM

Display

N/A
5.5 inches (13.97 cm)
5.5 inches (13.97 cm)
6.77 inches (17.2 cm)
IPS LCD
LCD
Super AMOLED
720x1280 px (HD)
720x1280 px (HD)
1080x2344 px (FHD+)
N/A
N/A
120 Hz Refresh Rate

Rear Camera

N/A
13 MP
Primary Camera
13 MP
Primary Camera
50 MP
Primary Camera
N/A
N/A
8 MP
Ultra-Wide Angle Camera

Front Camera

N/A
5 MP
8 MP
16 MP

Battery

N/A
2600 mAh
2600 mAh
6000 mAh
N/A
N/A
33W Fast Charging
N/A
No Wireless Charging
No Wireless Charging

Storage

16 GB
16 GB
128 GB
N/A
N/A
UFS 2.2

User Ratings

N/A
4/5
(3,202 ratings)
4.3/5
(1,095 ratings)

Compare Prices

Not Available in any store
Not Available in any store
₹29,998
@ Amazon
₹37,499
@ Croma

User Feedback

General

Launch Date

N/A
Nov 05, 2014
(Official)
Jul 07, 2026
(Official)

Operating System

Android v4.4 (Kitkat)
Android v4.4.2 (KitKat)
Android v16

OS Updates

N/A
N/A
3 Year

Security Updates

N/A
N/A
6 Year

Custom UI

N/A
HTC Sense
Nothing OS

Performance

Performance Rating

N/A
Avg
Very Good

Chipset

MediaTek MT6592
Qualcomm Snapdragon 615 MSM8939
Qualcomm Snapdragon 6 Gen 4 SM6650
View Details

Processor

Octa core, 1.7 GHz, ARM Cortex A7
Octa core

1.5 GHz, Quad core, Cortex A53 1 GHz, Quad core
Octa core

2.3 GHz, Single core, Cortex A720 2.2 GHz, Tri core, Cortex A720 1.8 GHz, Quad core, Cortex A520

Architecture (The higher, the better)

N/A
64 bit
64 bit

Fabrication (The lower, the better)

N/A
N/A
4 nm

Graphics (GPU)

Mali-450 MP4
Adreno 405
Adreno 810

RAM

1 GB
2 GB
6 GB / 8 GB

RAM Type

N/A
N/A
LPDDR4X

Display

Display Rating

N/A
Excellent
Excellent

Display Type

IPS LCD
LCD
Super AMOLED

Screen Size

5.5 inches  (13.97 cm)
5.5 inches  (13.97 cm)
6.77 inches  (17.2 cm)

Resolution

720x1280 px (HD)
720x1280 px (HD)
1080x2344 px (FHD+)

Peak Brightness

N/A
N/A
2000 nits

HBM Brightness

N/A
N/A
1200 nits

PWM Dimming

N/A
N/A
480 Hz

Refresh Rate

N/A
N/A
120 Hz

Pixel Density

267 ppi
267 ppi
381 ppi

Touch Sampling Rate

N/A
N/A
1000 Hz

Screen to Body Ratio (calculated)

71.27 %
67.04 %
87.32 %

Aspect Ratio

N/A
N/A
20:9

Screen Protection

N/A
Corning Gorilla
Yes

Bezel-less Display

N/A
N/A
Yes with punch-hole display

Design

Height

153.85 mm
157.7 mm
164.4 mm

Width

76 mm
78.7 mm
78.2 mm

Thickness

8.3 mm
7.7 mm
8.6 mm

Weight

156 grams
155 grams
210 grams

Water Resistance

N/A
N/A
Yes Water resistant IP64 (up to 20 minutes in a depth of 0.25 meter)

Ruggedness

N/A
N/A
Dust proof

Rear Camera

Rear Camera Rating

N/A
Good
Very Good

Resolution

13 MP
Primary Camera
13 MP
Primary Cameraf/2.228 mm focal length Back-illuminated sensor BSI
50 MP
Primary Cameraf/1.81/2.76" sensor size
N/A
N/A
8 MP
f/2.2 Ultra-Wide Angle Camera1/4.0" sensor size

Autofocus

Yes
Yes
Yes

OIS

N/A
No
Yes

Flash

Yes LED Flash
Yes LED Flash
Yes

Image Resolution

4320 x 3240 Pixels
4128 x 3096 Pixels
N/A

Settings

N/A
Exposure compensation ISO control
N/A

Shooting Modes

High Dynamic Range mode (HDR)
High Dynamic Range mode (HDR)
N/A

Camera Features

Digital Zoom
Touch to focus
Digital Zoom
Auto Flash
Face detection
Simultaneous HD video and image recording
Touch to focus
N/A

Video Recording

1280x720 @ 30 fps
Full HD @30 fps
HD @60 fps
4k @30 fps
Full HD @30/60 fps

Video Recording Features

N/A
N/A
Dual Video Recording
Slow Motion

Front Camera

Front Camera Rating

N/A
Good
Very Good

Resolution

5 MP
Primary Camera
8 MP
Primary CameraBSI Sensor
16 MP
f/2.4 Primary Camera1/3" sensor size

Autofocus

N/A
No
No

Flash

N/A
No
Yes Screen flash

Video Recording

N/A
Full HD @30 fps
N/A

Battery

Battery Rating

N/A
Very Good
Very Good

Capacity

2600 mAh
2600 mAh
6000 mAh

Battery Type

Li-Polymer
Li-Polymer
N/A

TalkTime

N/A
Up to 22.4 Hours(3G)
N/A

Quick Charging

N/A
N/A
Yes 33W Fast Charging 50% in 80 minutes

Reverse Charging

N/A
N/A
Yes 7.5W Reverse Charging

Storage

Internal Storage

16 GB
16 GB
128 GB / 256 GB

Storage Type

N/A
N/A
UFS 2.2

Expandable Storage

Yes Up to 32 GB
Yes Up to 128 GB
N/A

Network & Connectivity

SIM Slot(s)

Dual SIM
Dual SIM
Dual SIM

SIM Type

N/A
SIM1: Nano SIM2: Nano
SIM1: Nano SIM2: Nano

Network Support

5G Not Supported
5G Not Supported 4G
5G 4G

VoLTE

N/A
N/A
Yes

SIM 1

N/A
4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8)
5G Bands:
FDD N1 / N3 / N5 / N8 / N28
TDD N40 / N41 / N77 / N78
N/A
4G Speed:
50 Mbit/s ↑ 150 Mbit/s ↓ (LTE category 4)
4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5)
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SIM 2

N/A
4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8)
5G Bands:
FDD N1 / N3 / N5 / N8 / N28
TDD N40 / N41 / N77 / N78
N/A
4G Speed:
50 Mbit/s ↑ 150 Mbit/s ↓ (LTE category 4)
4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5)
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SAR Value

N/A
Head: 0.203 W/kg Body: 0.316 W/kg
N/A

Wi-Fi

Yes Wi-Fi 4 (802.11 b/g/n)
Yes Wi-Fi 4 (802.11 a/b/g/n) 5GHz Dual antennas
Yes Wi-Fi 7 (802.11 a/b/g/n/ac/be/ax) MIMO

Wi-Fi Features

Mobile Hotspot
Mobile Hotspot
Wi-Fi Direct Mobile Hotspot

Bluetooth

Yes v4.0
Yes v4.0
Yes v6.0

GPS

Yes with A-GPS
Yes with A-GPS Glonass
Yes with Glonass

NFC

N/A
No
Yes

Multimedia

Stereo Speakers

N/A
N/A
Yes

Audio Jack

3.5 mm
3.5 mm
USB Type-C

Sensors

Fingerprint Sensor

N/A
No
Yes

Fingerprint Sensor Position

N/A
N/A
On-screen

Fingerprint Sensor Type

N/A
N/A
Optical

Other Sensors

Light sensor Proximity sensor Accelerometer
Light sensor Proximity sensor Accelerometer
Light sensor Proximity sensor Accelerometer Compass Gyroscope

Compare Prices

Not Available in any store
Not Available in any store
₹29,998
@ Amazon
₹37,499
@ Croma