Lenovo ThinkPad X13 Gen 4 (21EX) vs. LG gram 14Z90R

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo ThinkPad X13 Gen 4 (21EX) and LG gram 14Z90R. Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.

Lenovo ThinkPad X13 Gen 4 (21EX) Review

Advantages and disadvantages of Lenovo ThinkPad X13 Gen 4 (21EX) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard comfort

impressive security features

good battery life

portable design

average display brightness

limited graphics performance

noisy under load

higher price point

LG gram 14Z90R Review

Advantages and disadvantages of LG gram 14Z90R based on its technical characteristics, features, user experience, expert reviews and price level.

ultra-lightweight design

long-lasting battery

high-resolution display

robust processing power

fast ssd storage

higher price range

limited gaming performance

no dedicated gpu

fewer ports available

Laptop Comparison and Tests

Difference between Lenovo ThinkPad X13 Gen 4 (21EX) and LG gram 14Z90R
86 % - Design
84 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery
85 % - Design
83 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad X13 Gen 4 (21EX) vs. LG gram 14Z90R Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad X13 Gen 4 (21EX) LG gram 14Z90R
Product Type Notebook Notebook
Dimensions (WxDxH) 30.17 cm x 21.48 cm x 1.595 cm 21.1 cm x 21.39 cm x 1.68 cm
Weight 1.09 kg 999 g
Case Material Aluminium (bottom), carbon fibre hybrid (top) Polycarbonate ABS, magnesium alloy
Colour Deep black Obsidian black
DISPLAY Lenovo ThinkPad X13 Gen 4 (21EX) LG gram 14Z90R
Screen Size (Type) 13.3" - IPS 14" - IPS
Screen Resolution 1920 x 1200 (WUXGA) 1920 x 1200 (WUXGA)
Widescreen Yes Yes
Image Aspect Ratio 16:10 16:10
Image Brightness 300 cd/m² 350 cd/m²
Colour Gamut 100% sRGB 99% DCI-P3, 95% DCI-P3
Features Anti-glare Anti-glare, 60 Hz refresh rate
PROCESSOR Lenovo ThinkPad X13 Gen 4 (21EX) LG gram 14Z90R
CPU Intel Core i5 (13th Gen) 1335U / 1.3 GHz Intel Core i7 (13th Gen) 1360P / 2.2 GHz
Max Turbo Speed 4.6 GHz 5 GHz
Number of Cores 10-core 12-core
Cache 12 MB 18 MB
Platform Technology Intel Evo Intel Evo
Features Integrated memory controller -
MEMORY Lenovo ThinkPad X13 Gen 4 (21EX) LG gram 14Z90R
RAM 16 GB (provided memory is soldered) 16 GB
RAM Type LPDDR5 SDRAM LPDDR5 SDRAM
Speed 4800 MHz 6000 MHz
Rated Speed 6400 MHz -
STORAGE Lenovo ThinkPad X13 Gen 4 (21EX) LG gram 14Z90R
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) 1 TB SSD M.2 2280 - NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkPad X13 Gen 4 (21EX) LG gram 14Z90R
Graphics Processor (GPU) Intel Iris Xe Graphics Intel Iris Xe Graphics
Max Monitors Supported 3 external monitor(s) -
Video System Features Functions as Intel UHD graphics (for single-channel memory) Functions as Intel UHD graphics (for single-channel memory)
Camera Yes - 1080p Yes - Full HD
Camera Features Privacy shutter, fixed focus Face recognition, IR camera
Sound Stereo speakers, dual array microphone Stereo speakers, two microphones
Codec Realtek ALC3287 -
Compliant Standards High Definition Audio, Dolby Audio Dolby Atmos
Audio Features Input: Dolby Voice, 360° far-field Output: Smart Amp
COMMUNICATIONS Lenovo ThinkPad X13 Gen 4 (21EX) LG gram 14Z90R
Wireless Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) 802.11a/b/g/n/ac/ax, Bluetooth 5.1
Wireless Controller Intel Wi-Fi 6E AX 211 -
Features Dual stream (2x2) Dual stream (2x2)
WWAN
Generation 4G upgradable -
BATTERY Lenovo ThinkPad X13 Gen 4 (21EX) LG gram 14Z90R
Technology Lithium polymer -
Battery Capacity (Size) 54.7 Wh 80 Wh
Battery Life - Up to 28.5 hours
AC ADAPTER Lenovo ThinkPad X13 Gen 4 (21EX) LG gram 14Z90R
Input AC 100-240 V (50/60 Hz) -
Output 65 Watt 65 Watt
INPUT Lenovo ThinkPad X13 Gen 4 (21EX) LG gram 14Z90R
Type Keyboard, TrackPoint, UltraNav Touchpad, 101 keys keyboard
Keyboard Backlight Yes Yes
Features Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls Precision touchpad
CONNECTIONS & EXPANSIONS Lenovo ThinkPad X13 Gen 4 (21EX) LG gram 14Z90R
Slots - 2 x SSD (1 free)
Interfaces USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1
2 x USB4 (supports Thunderbolt 4, DisplayPort 2.0 Alt Mode) (Power Delivery 3.0)
HDMI 2.1 (4K support)
Headphone/microphone combo jack
Headphone/microphone combo jack (mini-phone 3.5 mm)
2 x USB 3.2 Gen 2x1 (supports DisplayPort)
2 x USB4 Gen 3x2 (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery)
HDMI
Memory Card Reader - Yes (microSD)
SOFTWARE Lenovo ThinkPad X13 Gen 4 (21EX) LG gram 14Z90R
Operating System (OS) Windows 11 Pro - English Windows 11 Home
Software Included Glance by Mirametrix, Intel Connectivity Performance Suite Microsoft 365 (30 days trial), McAfee LiveSafe (30 days trial), LG On Screen Display 3, Alexa, Intel Connectivity Performance Suite, PCmover Professional, LG PC Manuals, LG Update & Recovery, LG Glance by Mirametrix, New Wallpaper, Intel Unison, Dolby Atmos sound, LG Lively Theme, LG Display Extension, LG Security Guard, Sync on Mobile, LG Smart Assistant 2.0
MISCELLANEOUS Lenovo ThinkPad X13 Gen 4 (21EX) LG gram 14Z90R
Included Accessories USB-C slim power adapter 65W USB-C power adapter
Security Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader -
Security Slot Type Kensington nano security slot Kensington security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) Security lock slot (cable lock sold separately)
Features Administrator password, system password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, Firmware Resiliency 3.0, certificate based BIOS authentication, FIDO (Fast Identity Online) authentication LED indicator
Compliant Standards RoHS, Energy-using Products (EuP) Lot 6, TCG Certified, Energy-Related Products (ErP) Lot 26, TCO Certified 9.0 MIL-STD 810H
Max Operating Temperature 35 °C -
Min Operating Temperature 5 °C -
Humidity Range Operating 8 - 95% -
Manufacturer Warranty Base warranty - 3 years - pick-up and return
Base warranty - battery - 1 year
Extended warranty - 1 year - on-site - response time: next business day
Limited warranty - parts and labour - 1 year
Model Number - K.AA78A1
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