Comparison between:
- Lenovo Smart Tab M8 LTE
- Lenovo Tab 4 8

Brand and model

Information about the brand, model and model alias (if any) of a specific device.

Lenovo Smart Tab M8 LTELenovo Tab 4 8
Lenovo Smart Tab M8 LTELenovo Tab 4 8
Prices
Model alias-TB-8504F
TB-8504N
TB-8504X

Design

Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.

Width199.1 mm
19.91 cm
0.65 ft
7.84 in
211 mm
21.1 cm
0.69 ft
8.31 in
Height121.8 mm
12.18 cm
0.4 ft
4.8 in
124 mm
12.4 cm
0.41 ft
4.88 in
Thickness8.15 mm
0.82 cm
0.03 ft
0.32 in
8.3 mm
0.83 cm
0.03 ft
0.33 in
Weight305 g
0.67 lbs
10.76 oz
320 g
0.71 lbs
11.29 oz
Volume197.64 cm³
12 in³
217.16 cm³
13.19 in³
ColorsOnyx Black
Platinum Grey
Black
White
Body materialsPlasticPlastic

SIM card

The Subscriber Identity Module (SIM) is used in mobile devices for storing data authenticating the subscribers of mobile services.

SIM card typeNano-SIMMicro-SIM
Number of SIM cards11
-TB-8504F - Wi-Fi

Networks

A mobile (cellular) network is a radio system, which allows a large number of mobile devices to communicate with each other.

GSMGSM 850 MHz (B5)
GSM 900 MHz (B8)
GSM 1800 MHz (B3)
GSM 1900 MHz (B2)
GSM 850 MHz
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
CDMA-CDMA 800 MHz
W-CDMAW-CDMA 850 MHz (B5)
W-CDMA 850 MHz (B6)
W-CDMA 900 MHz (B8)
W-CDMA 900 MHz (B19)
W-CDMA 1900 MHz (B2)
W-CDMA 2100 MHz (B1)
-
TD-SCDMA-TD-SCDMA 1880-1920 MHz
TD-SCDMA 2010-2025 MHz
UMTS-UMTS 850 MHz
UMTS 900 MHz
UMTS 1900 MHz
UMTS 2100 MHz
LTELTE-FDD 800 MHz (B20)
LTE-FDD 850 MHz (B5)
LTE-FDD 850 MHz (B19)
LTE-FDD 900 MHz (B8)
LTE-FDD 1700 MHz (B4)
LTE-FDD 1800 MHz (B3)
LTE-FDD 1900 MHz (B2)
LTE-FDD 2100 MHz (B1)
LTE-FDD 2600 MHz (B7)
LTE-TDD 2300 MHz (B40)
LTE-TDD 2600 MHz (B38)
LTE 800 MHz
LTE 850 MHz
LTE 900 MHz
LTE 1800 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE-TDD 1900 MHz (B39)
LTE-TDD 2300 MHz (B40)
LTE-TDD 2500 MHz (B41)
LTE-TDD 2600 MHz (B38)

Mobile network technologies and bandwidth

Communication between devices within mobile networks is realized via various generations of network technologies, which provide different bandwidth.

Mobile network technologiesUMTS
EDGE
GPRS
HSPA+
LTE Cat 4
UMTS
EDGE
GPRS
HSPA+
LTE Cat 4
EV-DO Rev. A
TD-SCDMA
TD-HSDPA

Operating system

Operating system is the system software, which manages and controls the functioning of the hardware components of the device.

Operating system (OS)Android 9.0 PieAndroid 7.0 Nougat

System on Chip (SoC)

A system on a chip (SoC) includes into a single chip some of the main hardware components of the mobile device.

SoCMediaTek Helio A22 (MT6761)Qualcomm Snapdragon 425 MSM8917
Process technology12 nm28 nm
CPUARM Cortex-A53ARM Cortex-A53
CPU bits64 bit64 bit
Instruction setARMv8-AARMv8
CPU cores44
CPU frequency2000 MHz1400 MHz
GPUPowerVR GE8300Qualcomm Adreno 308
GPU frequency-500 MHz
RAM capacity2 GB2 GB
RAM typeLPDDR3LPDDR3
RAM channelsSingle channelSingle channel
RAM frequency933 MHz667 MHz

Storage

Every mobile device has a built-in storage (internal memory) with a fixed capacity.

Storage16 GB
32 GB
16 GB
32 GB
eMMC-

Memory cards

Memory cards are used in mobile devices for expanding their external storage capacity.

TypesmicroSD
microSDHC
microSDXC
microSD
microSDHC
microSDXC

Display

The display of a mobile device is characterized by its technology, resolution, pixel density, diagonal length, color depth, etc.

Type/technologyIPSIPS
Diagonal size8 in
203.2 mm
20.32 cm
8 in
203.2 mm
20.32 cm
Width6.78 in
172.31 mm
17.23 cm
6.78 in
172.31 mm
17.23 cm
Height4.24 in
107.7 mm
10.77 cm
4.24 in
107.7 mm
10.77 cm
Aspect ratio1.6:1
16:10
1.6:1
16:10
Resolution1280 x 800 pixels1280 x 800 pixels
Pixel density189 ppi
74 ppcm
189 ppi
74 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
Display area76.77 %71.16 %
Other featuresCapacitive
Multi-touch
Capacitive
Multi-touch
TDDI Direct Bonding
350 cd/m²
350 cd/m²
60% NTSC

Sensors

Different sensors measure different physical quantities and convert them into signals recognizable by the mobile device.

SensorsAccelerometerProximity
Light
Accelerometer

Rear camera

The primary camera of the mobile device is usually placed on its back and can be combined with one or more additional cameras.

Sensor typeCMOSCMOS
Aperture-f/2
Focal length and 35 mm equivalent-2.83 mm
Image resolution2592 x 1944 pixels
5.04 MP
2592 x 1944 pixels
5.04 MP
Video resolution-1920 x 1080 pixels
2.07 MP
Video FPS-30 fps
FeaturesAutofocus
Continuous shooting
Digital zoom
Geotagging
Panorama
Touch focus
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Autofocus
Continuous shooting
Digital zoom
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode

Front camera

Modern smartphones have one or more front cameras and their positioning has led to various design concepts – pop-up camera, rotating camera, notch, punch hole, under-display camera, etc.

Aperture-f/2.4
Focal length and 35 mm equivalent-2.54 mm
Image resolution1600 x 1200 pixels
1.92 MP
1600 x 1200 pixels
1.92 MP

Audio

Information about the type of speakers and the audio technologies supported by the device.

SpeakerLoudspeaker
Stereo speakers
Loudspeaker
Stereo speakers
Dolby Atmos
Dual MEMS microphones
Far-field Voice Recognition
Dolby Atmos

Radio

The radio in a mobile device is a built-in FM radio receiver.

RadioYesYes

Tracking/Positioning

Information about the positioning and navigation technologies supported by the device.

Tracking/PositioningGPS
A-GPS
GLONASS
GPS
A-GPS
GLONASS
BeiDou

Wi-Fi

Wi-Fi is a technology that provides wireless data connections between various devices within a short range.

Wi-Fi802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
802.11ac
Dual band
Wi-Fi Hotspot
Wi-Fi Direct
Wi-Fi Display
802.11b
802.11g
802.11n
Wi-Fi Hotspot

Bluetooth

Bluetooth is a standard for secure wireless data transfer between different types of devices over short distances.

Version4.24.2
FeaturesLEA2DP
EDR

USB

The Universal Serial Bus (USB) is an industry standard that allows different electronic devices to exchange data.

Connector typeMicro USBMicro USB
Version2.02.0
FeaturesCharging
Mass storage
Charging
Mass storage
On-The-Go

Headphone jack

The headphone jack is an audio phone connector, a.k.a. an audio jack. The most widely used one in mobile devices is the 3.5 mm headphone jack.

Headphone jackYesYes

Connectivity

Information about other important connectivity technologies supported by the devices.

ConnectivityComputer sync
OTA sync
Tethering
Computer sync
OTA sync
Tethering

Browser

A web browser is a software application for accessing, fetching, displaying and navigating through information on the World Wide Web.

BrowserHTML
HTML5
CSS 3
HTML
HTML5
CSS 3

Audio file formats/codecs

Mobile devices support various audio file formats and codecs, which respectively store and code/decode digital audio data.

Audio file formats/codecsAAC
AMR
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV
AAC
AMR
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV

Video file formats/codecs

Mobile devices support various video file formats and codecs, which respectively store and code/decode digital video data.

Video file formats/codecs3GPP
AVI
H.263
H.264
MKV
MP4
WebM
WMV
Xvid
3GPP
AVI
H.263
H.264
MKV
MP4
WebM
WMV
Xvid

Battery

The batteries of mobile devices differ in capacity and technology. They provide the electrical charge needed for the functioning of the devices.

Capacity5000 mAh4850 mAh
TypeLi-PolymerLi-Polymer
Charger output power5 V / 2 A5 V / 1 A
FeaturesNon-removableNon-removable
Web browsing - up to 18hrs
Video playback - up to 12hrs
Smart Charging Station
Battery life - up to 20 h
 Lenovo Smart Tab M8 LTELenovo Tab 4 8