Lenovo ThinkPad E15 Gen 2 (20TE) vs. Lenovo ThinkPad X13 Gen 4 (21EX)

Laptop Comparison, Reviews and Tests

Side by side comparison and review of Lenovo ThinkPad E15 Gen 2 (20TE) and Lenovo ThinkPad X13 Gen 4 (21EX). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.

Lenovo ThinkPad E15 Gen 2 (20TE) Review

Advantages and disadvantages of Lenovo ThinkPad E15 Gen 2 (20TE) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard feel

good security features

decent battery life

affordable price point

average display quality

modest graphics performance

no thunderbolt support

heavier design

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

Laptop Comparison and Tests

Difference between Lenovo ThinkPad E15 Gen 2 (20TE) and Lenovo ThinkPad X13 Gen 4 (21EX)
83 % - Design
72 % - Display
75 % - Performance
86 % - Connectivity
75 % - Battery
86 % - Design
84 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad E15 Gen 2 (20TE) vs. Lenovo ThinkPad X13 Gen 4 (21EX) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad X13 Gen 4 (21EX)
Product Type Notebook Notebook
Dimensions (WxDxH) 36.5 cm x 24 cm x 1.89 cm 30.17 cm x 21.48 cm x 1.595 cm
Weight 1.7 kg 1.09 kg
Case Material Aluminium (top), polycarbonate ABS (bottom) Aluminium (bottom), carbon fibre hybrid (top)
Colour Black Deep black
DISPLAY Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad X13 Gen 4 (21EX)
Screen Size (Type) 15.6" - TN 13.3" - IPS
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1200 (WUXGA)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:10
Image Brightness 220 cd/m² 300 cd/m²
Colour Gamut 45% NTSC 100% sRGB
Features Anti-glare, 90° viewing angle Anti-glare
PROCESSOR Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad X13 Gen 4 (21EX)
CPU Intel Core i5 (11th Gen) 1135G7 / 2.4 GHz Intel Core i5 (13th Gen) 1335U / 1.3 GHz
Max Turbo Speed 4.2 GHz 4.6 GHz
Number of Cores Quad-Core 10-core
Cache 8 MB 12 MB
Platform Technology - Intel Evo
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad X13 Gen 4 (21EX)
RAM 8 GB (1 x 8 GB) 16 GB (provided memory is soldered)
Max RAM Supported 32 GB -
RAM Type DDR4 SDRAM LPDDR5 SDRAM
Speed 3200 MHz 4800 MHz
Rated Speed 3200 MHz 6400 MHz
Form Factor SO-DIMM 260-pin -
Slots Qty 1 -
Empty Slots 0 -
STORAGE Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad X13 Gen 4 (21EX)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2242 PCIe 3.0 x4 - Samsung 256 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad X13 Gen 4 (21EX)
Graphics Processor (GPU) NVIDIA GeForce MX450 / Intel Iris Xe Graphics Intel Iris Xe Graphics
Max Monitors Supported 2 external monitor(s) 3 external monitor(s)
Video Memory 2 GB GDDR5 SDRAM -
Video System Features - Functions as Intel UHD graphics (for single-channel memory)
Camera Yes - 720p Yes - 1080p
Camera Features Privacy shutter, fixed focus Privacy shutter, fixed focus
Sound Stereo speakers, dual array microphone Stereo speakers, dual array microphone
Codec Realtek ALC3287 Realtek ALC3287
Compliant Standards High Definition Audio, Dolby Audio High Definition Audio, Dolby Audio
Audio Features Harman audio technology Input: Dolby Voice, 360° far-field
COMMUNICATIONS Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad X13 Gen 4 (21EX)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.1 Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Wireless Controller Intel Wi-Fi 6 AX 201 - M.2 Card Intel Wi-Fi 6E AX 211
Network Interface Gigabit Ethernet -
Ethernet Controller Realtek RTL8111H-CG -
Features Wake-on-LAN (WOL), dual stream (2x2) Dual stream (2x2)
WWAN
Generation - 4G upgradable
BATTERY Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad X13 Gen 4 (21EX)
Technology 3-cell lithium polymer Lithium polymer
Battery Capacity (Size) 45 Wh 54.7 Wh
Battery Life Up to 10.8 hours -
AC ADAPTER Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad X13 Gen 4 (21EX)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt 65 Watt
INPUT Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad X13 Gen 4 (21EX)
Type Keyboard, TrackPoint, UltraNav Keyboard, TrackPoint, UltraNav
Numeric Keypad Yes -
Keyboard Backlight - Yes
Features Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls
CONNECTIONS & EXPANSIONS Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad X13 Gen 4 (21EX)
Slots 1 x M.2 (PCI Express 3.0 x4) (1 free) -
Interfaces USB 2.0
USB 3.2 Gen 1 (Always On)
USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
HDMI
LAN
Headphone/microphone combo jack
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
SOFTWARE Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad X13 Gen 4 (21EX)
Operating System (OS) Windows 10 Pro 64-bit Edition Windows 11 Pro - English
Software Included - Glance by Mirametrix, Intel Connectivity Performance Suite
MISCELLANEOUS Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad X13 Gen 4 (21EX)
Included Accessories USB-C power adapter USB-C slim power adapter
Security Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader
Security Slot Type Kensington security slot Kensington nano security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) Security lock slot (cable lock sold separately)
Features Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS 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
Compliant Standards RoHS, TUV Rheinland Low Blue Light Certification, Energy-Related Products (ErP) Lot 3, TCG Certified RoHS, Energy-using Products (EuP) Lot 6, TCG Certified, Energy-Related Products (ErP) Lot 26, TCO Certified 9.0
ENERGY STAR Certified Yes -
EPEAT Compliant EPEAT Gold -
Max Operating Temperature 35 °C 35 °C
Min Operating Temperature 5 °C 5 °C
Humidity Range Operating 8 - 95% 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
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