Lenovo ThinkPad E15 Gen 2 (20TE) vs. Lenovo ThinkPad T14s Gen 4 (21F9)

Laptop Comparison, Reviews and Tests

Side by side comparison and review of Lenovo ThinkPad E15 Gen 2 (20TE) and Lenovo ThinkPad T14s Gen 4 (21F9). 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 T14s Gen 4 (21F9) Review

Advantages and disadvantages of Lenovo ThinkPad T14s Gen 4 (21F9) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard feel

impressive battery life

powerful processor options

bright display

higher price point

limited graphics performance

no OLED option

heavier than competitors

Laptop Comparison and Tests

Difference between Lenovo ThinkPad E15 Gen 2 (20TE) and Lenovo ThinkPad T14s Gen 4 (21F9)
83 % - Design
72 % - Display
75 % - Performance
86 % - Connectivity
75 % - Battery
86 % - Design
85 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad E15 Gen 2 (20TE) vs. Lenovo ThinkPad T14s Gen 4 (21F9) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad T14s Gen 4 (21F9)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 36.5 cm x 24 cm x 1.89 cm 31.75 cm x 22.69 cm x 1.69 cm
Weight 1.7 kg 1.26 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 T14s Gen 4 (21F9)
Screen Size (Type) 15.6" - TN 14" - IPS
Touchscreen - Yes (10-point multi-touch)
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1200 (WUXGA)
V-Sync Rate at Max Res. - 60 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:10
Image Brightness 220 cd/m² 300 cd/m²
Colour Gamut 45% NTSC 45% NTSC
Features Anti-glare, 90° viewing angle Anti-glare, on-cell touch technology
PROCESSOR Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad T14s Gen 4 (21F9)
CPU Intel Core i5 (11th Gen) 1135G7 / 2.4 GHz AMD Ryzen 5 Pro 7540U / 3.2 GHz
Max Turbo Speed 4.2 GHz 4.9 GHz
Number of Cores Quad-Core 6-core
Cache 8 MB L3 - 16 MB
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad T14s Gen 4 (21F9)
RAM 8 GB (1 x 8 GB) 16 GB (provided memory is soldered)
Max RAM Supported 32 GB -
RAM Type DDR4 SDRAM LPDDR5X SDRAM
Speed 3200 MHz 6400 MHz
Rated Speed 3200 MHz 7500 MHz
Form Factor SO-DIMM 260-pin -
Slots Qty 1 -
Empty Slots 0 -
STORAGE Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad T14s Gen 4 (21F9)
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 - Kioxia
AUDIO & VIDEO Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad T14s Gen 4 (21F9)
Graphics Processor (GPU) NVIDIA GeForce MX450 / Intel Iris Xe Graphics AMD Radeon 740M
Max Monitors Supported 2 external monitor(s) 3 external monitor(s)
Video Memory 2 GB GDDR5 SDRAM -
Camera Yes - 720p Yes
Resolution - 5 Megapixel
Camera Features Privacy shutter, fixed focus Privacy shutter, Windows Hello, fixed focus, Discrete IR, Ultrasonic Human Presence Detection
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 T14s Gen 4 (21F9)
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 Qualcomm NFA725A
Network Interface Gigabit Ethernet Gigabit Ethernet
Ethernet Controller Realtek RTL8111H-CG -
Features Wake-on-LAN (WOL), dual stream (2x2) -
BATTERY Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad T14s Gen 4 (21F9)
Technology 3-cell lithium polymer Lithium polymer
Battery Capacity (Size) 45 Wh 57 Wh
Battery Life Up to 10.8 hours -
AC ADAPTER Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad T14s Gen 4 (21F9)
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 T14s Gen 4 (21F9)
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 T14s Gen 4 (21F9)
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 (Always On)
2 x USB4 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0)
HDMI (4K support)
Headphone/microphone combo jack
LAN (on supplied adapter)
SOFTWARE Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad T14s Gen 4 (21F9)
Operating System (OS) Windows 10 Pro 64-bit Edition Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence
Software Included - Glance by Mirametrix
MISCELLANEOUS Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad T14s Gen 4 (21F9)
Included Accessories USB-C power adapter USB-C power adapter, Lenovo USB-C to Ethernet Adapter
Security Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader Discrete Trusted Platform Module (TPM 2.0) Security Chip with Microsoft Pluton, fingerprint 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, 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-Related Products (ErP) 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%
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