Bluboo D1 vs Bluboo Dual vs Gretel A9 vs UMiDIGI S: Comparison

Comparison of features, performance, design, battery, camera and connectivity between the following smartphones: Bluboo D1 vs Bluboo Dual vs Gretel A9 vs UMiDIGI S. The complete information of specifications to decide which to buy.

Compare
Bluboo D1Bluboo D1Global · 2GB · 16GB
Bluboo DualBluboo DualGlobal · 2GB · 16GB
Gretel A9Gretel A9Global · 2GB · 16GB
UMiDIGI SUMiDIGI SGlobal · 4GB · 64GB
Technical data sheets

Basics
Bluboo D1
Bluboo D1
Global · 2GB · 16GB
View datasheet
vs
Bluboo Dual
Bluboo Dual
Global · 2GB · 16GB
View datasheet
vs
Gretel A9
Gretel A9
Global · 2GB · 16GB
View datasheet
vs
UMiDIGI S
UMiDIGI S
Global · 4GB · 64GB
View datasheet
vs

Score
Ki Cost-effective
Score		 -- Not available -- Not available -- Not available -- Not available
Design and Screen score --Design & Materials --Design & Materials --Design & Materials --Design & Materials
Performance and Hardware score --Performance & Hardware --Performance & Hardware --Performance & Hardware --Performance & Hardware
Camera score --Camera --Camera --Camera --Camera
Connectivity score -- Connectivity -- Connectivity -- Connectivity -- Connectivity
Battery score --Battery --Battery --Battery --Battery

User reviews
User score
--
2 reviews
5.5
15 reviews
--
4 reviews
--
3 reviews

Technical specifications of the Bluboo D1 vs Bluboo Dual vs Gretel A9 vs UMiDIGI S

Specs Bluboo D1 price compare Bluboo D1
Global · 2GB · 16GB 		stores to buy Bluboo Dual Bluboo Dual
Global · 2GB · 16GB 		Gretel A9 prices Gretel A9
Global · 2GB · 16GB 		where to buy UMiDIGI S UMiDIGI S
Global · 4GB · 64GB
Inches 5" 5.5" 5" 5.5"
Resolution HD FHD HD FHD
Usable surface 68% useful 72% useful 64% useful 72% useful
Aspect Ratio 16:9 16:9 16:9 16:9
Dimensions 71.7 mm
141.5 mm
9.4 mm 		76.3 mm
151.0 mm
8.0 mm 		72.8 mm
146.6 mm
8.7 mm 		74.0 mm
156.0 mm
8.2 mm
Weight 155 g 153 g 164 g 168 g
Micro MT6580
Quad-Core 		MT6737
Quad-Core 		MT6737
Quad-Core 		Helio P20
Octa-Core
RAM 2 GB RAM 2 GB RAM 2 GB RAM 4 GB RAM
Storage 16 GB 16 GB 16 GB 64 GB
AnTuTu 18.982
v? 		39.565
v? 		31.000
v? 		67.532
v?
Battery 2600 mAh 3000 mAh 2300 mAh 4000 mAh
Main Camera 1
5 Mpx · ƒ/2.4

1
13 Mpx · ƒ/2.0
IMX135 Exmor RS
2 		1
8 Mpx · Unknow
S5K3H7
1
13 Mpx · Unknow
S5K3L8
2
Selfie Camera SELF 1.9 Mpx · ƒ/-- SELF 5 Mpx · ƒ/-- SELF 2 Mpx · ƒ/-- SELF 5 Mpx · ƒ/--
Bands
OS Android 7.0 Nougat Android 6.0 Marshmallow Android 7.0 Nougat Android 7.0 Nougat

Brand
Brand Bluboo Bluboo Gretel UMiDIGI
Aliases -- -- -- --

Release Date
Release date April 2017,
7 years ago 		November 2016,
7 years ago 		March 2017,
7 years ago 		July 2017,
6 years ago
State Not available Not available Not available Not available
Market Global Global Global Global

Design & Materials

Structure

Bluboo D1
Bluboo Dual
Gretel A9
UMiDIGI S
Bluboo D1
Bluboo Dual
Gretel A9
UMiDIGI S
Size
71.7 mm • 141.5 mm • 9.4 mm
See more details
 Print 3D Model
76.3 mm • 151.0 mm • 8.0 mm
See more details
 Print 3D Model
72.8 mm • 146.6 mm • 8.7 mm
See more details
 Print 3D Model
74.0 mm • 156.0 mm • 8.2 mm
See more details
 Print 3D Model
Weight 155 g 153 g 164 g 168 g
Usable surface 68 % 72 % 64 % 72 %
Materials Aluminium alloy Aluminium alloy - Aluminium alloy
Resistance - - - -
Colors
Black

Blue

Gold
Gold

Gray

Rose-gold
Black

Rose-gold
Gold

Gray

Screen
Diagonal 5" 5.5" 5" 5.5"
Type LCD IPS LCD IPS LCD IPS LCD IPS • Sharp
Aspect Ratio 16:9 16:9 16:9 16:9
Resolution HD
720 x 1280 px 		FHD
1080 x 1920 px 		HD
720 x 1280 px 		FHD
1080 x 1920 px
Density 294 Pixels per inch 401 Pixels per inch 294 Pixels per inch 401 Pixels per inch

Others

Others
  • Without Notch
  • 2.5D curved glass screen
  • GFF full lamination
  • Capacitive
  • Multi-touch
  • Without Notch
  • Brightnes 400 cd/m² (typ)
  • 1400:1 contrast ratio
  • NTSC
  • 96% NTSC
  • LED Notifications
  • 2.5D curved glass screen
  • GFF full lamination
  • Capacitive
  • Multi-touch
  • Without Notch
  • Capacitive
  • Multi-touch
  • Without Notch
  • 95% NTSC
  • Scratch resistant
  • 2.5D curved glass screen
  • Corning Gorilla Glass 4
  • Capacitive
  • Multi-touch

User reviews

Is it a drop-resistant and scratch-resistant smartphone?
--
4.9
--
--
Do you think it's a nice phone?
--
7.9
--
--
Is it comfortable?
--
7.5
--
--
Can you see it well in the sunlight?
--
7.1
--
--
Number of reviews
--
15 reviews
--
--

Performance & Hardware

Processor
Model Mediatek MT6580A MediaTek MT6737T MediaTek MT6737 (1.3Ghz) MediaTek Helio P20 (MT6757)
CPU 4x Cortex-A7 1.5 GHz 4x Cortex-A53 1.5 GHz 4x Cortex-A53 1.3 GHz 4x Cortex-A53 2.39 GHz + 4x Cortex-A53 1.6 GHz
Type Quad-Core Quad-Core Quad-Core Octa-Core
Manufacturing 28 nm 28 nm 28 nm 16 nm
64 Bits No Yes Yes Yes

Graphics
GPU ARM Mali-400 MP1 ARM Mali-T720 MP2 ARM Mali-T720 MP2 550MHz ARM Mali-T880 MP2 900MHz

RAM
RAM 2 GB 2 GB 2 GB 4 GB
Type -- -- -- --

Antutu
Score
18.982
Antutu v?
Overall performance better than 9% of devices
See more details
39.565
Antutu v?
Overall performance better than 3% of devices
See more details
31.000
Antutu v?
Overall performance better than 38% of devices
See more details
67.532
Antutu v?
Overall performance better than 8% of devices
See more details

Storage
Capacity 16 GB 16 GB 16 GB 64 GB
Type -- -- -- --
SD Slot Yes ,
Independent SD slot 		Yes ,
Slot for SD or second SIM card 		Yes ,
Slot for SD or second SIM card 		Yes ,
Slot for SD or second SIM card

Security
Fingerprint Yes, in the back Yes, in the back Yes, on the front Yes, on the front

Sensors
Sensors
  • Fingerprint
  • Proximity
  • Light sensor
  • Accelerometer
  • Fingerprint
  • Proximity
  • Light sensor
  • Accelerometer
  • Gyroscope
  • Fingerprint
  • Proximity
  • Light sensor
  • Accelerometer
  • Fingerprint
  • Proximity
  • Light sensor
  • Accelerometer
  • Compass
  • Gyroscope
  • Hall

Audio

Audio
-
-
-
-

Others
Notifications LED -- LED Notifications -- --
Cooling system No No No No
Gaming buttons No No No No

User reviews

Does it have good sound?
--
5.9
--
--
Does it work smoothly in everyday use?
--
7.1
--
--
What's your experience been with demanding games?
--
6.0
--
--
Number of reviews
--
15 reviews
--
--

Camera

Main
No. of cameras Rear camera Double rear camera Rear camera Double rear camera
1
Camera type

Standard

Standard

Standard

Standard
Resolution 5 Mpx 13 Mpx 8 Mpx 13 Mpx
Sensor Unknown Sony IMX135 Exmor RS Samsung S5K3H7 Samsung S5K3L8
Type CMOS CMOS CMOS ISOCELL
Aperture ƒ/ 2.4 ƒ/ 2.0 Unknow Unknow
ISO -- -- -- --
Pixel size -- 1.12 µm 1.40 µm 1.12 µm
Pixel Binning -- -- -- --
Sensor size -- 1/3.06" 1/3.2" 1/3.1"
2
Camera type
--

--

Resolution
--
--
Sensor
Unknown
Unknown
Type
--
--
Aperture
ƒ/ --
ƒ/ --
Pixel size
--
--
Pixel Binning
--
--
Sensor size
--
--

Features
Flash Dual LED LED LED Dual LED
Optical Stabilisation No No No No
Slow Motion Video No,
30 fps 		No,
30 fps 		No,
30 fps 		No,
30 fps
Others
  • Digital zoom
  • Autofocus
  • Touch focus
  • Continuous shooting
  • Geotagging
  • Panorama
  • HDR
  • Face detection
  • White balance settings
  • ISO settings
  • Exposure compensation
  • Scene mode
  • Self-timer
  • Digital zoom
  • Dual camera
  • Autofocus
  • Touch focus
  • Continuous shooting
  • Geotagging
  • Panorama
  • HDR
  • Face detection
  • White balance settings
  • ISO settings
  • Exposure compensation
  • Scene mode
  • Self-timer
  • Digital zoom
  • Autofocus
  • Touch focus
  • Continuous shooting
  • Geotagging
  • Panorama
  • HDR
  • Face detection
  • White balance settings
  • ISO settings
  • Exposure compensation
  • Scene mode
  • Self-timer
  • Digital zoom
  • Dual camera
  • Autofocus
  • Touch focus
  • Continuous shooting
  • Geotagging
  • Panorama
  • HDR
  • Face detection
  • White balance settings
  • ISO settings
  • Exposure compensation
  • Scene mode
  • Self-timer

Selfie
SELF
Camera type

Dedicated

Dedicated

Dedicated

Dedicated
Resolution 1.9 Mpx 5 Mpx 2 Mpx 5 Mpx
Sensor Unknown Unknown Unknown Unknown
Type -- -- -- --
Aperture ƒ/ -- ƒ/ -- ƒ/ -- ƒ/ --
Pixel size -- -- -- --
Pixel Binning -- -- -- --
Sensor size -- -- -- --
Others
--
--
--
--

DxOMark Score
DxOMark Score -- -- -- --

User reviews

Quality of daytime photos
--
7.7
--
--
Quality of nighttime photos
--
5.5
--
--
Quality of selfies
--
6.1
--
--
Does it have a powerful flash?
--
6.4
--
--
Number of reviews
--
15 reviews
--
--

Connectivity

Network compatibility

5G -- -- -- --
4G LTE --
  • B1 (2100)
  • B3 (1800)
  • B7 (2600)
  • B20 (800)
  • B1 (2100)
  • B3 (1800)
  • B7 (2600)
  • B8 (900)
  • B20 (800)
  • B40 (TDD 2300)
  • B1 (2100)
  • B3 (1800)
  • B7 (2600)
  • B20 (800)
3G
  • B1 (2100)
  • B8 (900)
  • B1 (2100)
  • B5 (850)
  • B8 (900)
  • B1 (2100)
  • B8 (900)
  • B1 (2100)
  • B8 (900)
2G
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)

SIM card
Dual SIM Dual Sim Dual Standby Dual Sim Dual Standby Dual Sim Dual Standby Dual Sim Dual Standby
Type
  • Micro SIM
  • Micro SIM
  • Micro SIM
  • Nano SIM
  • Micro SIM
  • Nano SIM
  • Nano SIM
  • Nano SIM

Wi-Fi
Wi-Fi
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11a
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11a
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11n 5GHz
Others
  • Wi-Fi Hotspot
  • Wi-Fi Hotspot
  • Wi-Fi Hotspot
  • Dual band
  • Wi-Fi Hotspot
  • Wi-Fi Direct
  • Wi-Fi Display

Bluetooth
Version Bluetooth 4.0 LE Low energy consumption Bluetooth 4.0 Bluetooth 4.0 Bluetooth 4.1
Others
  • A2DP (Advanced Audio Distribution Profile)
  • LE (Low Energy)
  • A2DP (Advanced Audio Distribution Profile)
  • A2DP (Advanced Audio Distribution Profile)
  • A2DP (Advanced Audio Distribution Profile)

Navigation
Navigation
  • GPS
  • A-GPS
  • GPS
  • A-GPS
  • GLONASS
  • GPS
  • A-GPS
  • GPS
  • A-GPS
  • GLONASS

USB
USB
  • Charging
  • Mass Storage
  • Charging
  • Mass Storage
  • USB On-The-Go (OTG)
  • Charging
  • Mass Storage
  • Charging
  • Mass Storage
  • USB On-The-Go (OTG)
  • USB Type C

SAR
European measurement

The European Union sets a limit of 2 W/kg averaged over 10 grams of tissue.

 -- -- -- 0.250 W/Kg on head
0.855 W/Kg on body
American measurement

The FCC limit is 1.6 W/kg measured in a volume of 1 gram of tissue

 -- -- -- --

Others
Others
  • Audio Jack
  • Radio FM
  • Computer sync
  • OTA sync
  • Tethering.
  • Audio Jack
  • Radio FM
  • Computer sync
  • OTA sync
  • Tethering.
  • Audio Jack
  • Radio FM
  • Computer sync
  • OTA sync
  • Tethering.
  • Audio Jack
  • Radio FM
  • Computer sync
  • OTA sync
  • Tethering.
  • VoLTE

User reviews

Does it have good coverage for calls?
--
7.7
--
--
Quality of the GPS
--
6.7
--
--
And the WiFi?
--
6.8
--
--
Number of reviews
--
15 reviews
--
--

Battery

Battery
Capacity
2600 mAh
See more details
3000 mAh
See more details
2300 mAh
See more details
4000 mAh
See more details
Type Li-Polymer Li-Ion Li-Ion Li-Polymer
Fast charge No No No Yes
Others
  • Removable
  • Non-removable
  • Non-removable
  • Non-removable

User reviews

How long does the battery last?
--
  • 7%
    Less than half day
  • 33%
    Less than a day
  • 33%
    One day
  • 27%
    More than one day
  • 0%
    Two days or more
--
--
Number of reviews
--
15 reviews
--
--

Software

Software
Operating System
  • Android 7.0 Nougat
    Android 7.0 Nougat, 7 years ago
  • Android 6.0 Marshmallow
    Android 6.0 Marshmallow, 8 years ago
  • Android 7.0 Nougat
    Android 7.0 Nougat, 7 years ago
  • Android 7.0 Nougat
    Android 7.0 Nougat, 7 years ago
Google Services (official) Yes Yes Yes Yes

User reviews

Did it come with preinstalled applications?
--
  • 27%
    It comes with a clean operating system
  • 67%
    It has preinstalled apps but they don't bother me
  • 7%
    It has preinstalled apps that I can't uninstall
--
--
Do you regularly receive updates?
--
  • 46%
    Never
  • 0%
    Once a year
  • 23%
    Every six months
  • 31%
    Every two months or less
--
--
Number of reviews
--
15 reviews
--
--
Prices
Prices unavailable
Prices unavailable
Prices unavailable
Prices unavailable