Lenovo ThinkPad E15 Gen 2 (20TE) vs. ASUS R521JA (EJ974T)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of Lenovo ThinkPad E15 Gen 2 (20TE) and ASUS R521JA (EJ974T). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.

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

ASUS R521JA (EJ974T) Review

Advantages and disadvantages of ASUS R521JA (EJ974T) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

solid build quality

lightweight design

decent battery life

adequate performance

average display quality

limited storage capacity

no backlit keyboard

basic graphics card

Laptop Comparison and Tests

Difference between Lenovo ThinkPad E15 Gen 2 (20TE) and ASUS R521JA (EJ974T)
83 % - Design
72 % - Display
75 % - Performance
86 % - Connectivity
75 % - Battery
78 % - Design
72 % - Display
65 % - Performance
75 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad E15 Gen 2 (20TE) vs. ASUS R521JA (EJ974T) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad E15 Gen 2 (20TE) ASUS R521JA (EJ974T)
Product Type Notebook Notebook
Dimensions (WxDxH) 36.5 cm x 24 cm x 1.89 cm 36 cm x 23.5 cm x 2.29 cm
Weight 1.7 kg 1.9 kg
Case Material Aluminium (top), polycarbonate ABS (bottom) -
Colour Black Transparent silver
DISPLAY Lenovo ThinkPad E15 Gen 2 (20TE) ASUS R521JA (EJ974T)
Screen Size (Type) 15.6" - TN 15.6"
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
V-Sync Rate at Max Res. - 60 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 220 cd/m² 200 cd/m²
Colour Gamut 45% NTSC 45% NTSC
Features Anti-glare, 90° viewing angle Anti-glare, 83% screen-to-body ratio
PROCESSOR Lenovo ThinkPad E15 Gen 2 (20TE) ASUS R521JA (EJ974T)
CPU Intel Core i5 (11th Gen) 1135G7 / 2.4 GHz Intel Core i5 (10th Gen) 1035G1 / 1 GHz
Max Turbo Speed 4.2 GHz 3.6 GHz
Number of Cores Quad-Core Quad-Core
Cache 8 MB 6 MB
Features Integrated memory controller -
MEMORY Lenovo ThinkPad E15 Gen 2 (20TE) ASUS R521JA (EJ974T)
RAM 8 GB (1 x 8 GB) 4 GB (provided memory is soldered)
Max RAM Supported 32 GB -
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 3200 MHz -
Rated Speed 3200 MHz -
Form Factor SO-DIMM 260-pin -
Slots Qty 1 -
Empty Slots 0 -
STORAGE Lenovo ThinkPad E15 Gen 2 (20TE) ASUS R521JA (EJ974T)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2242 PCIe 3.0 x4 - Samsung 512 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkPad E15 Gen 2 (20TE) ASUS R521JA (EJ974T)
Graphics Processor (GPU) NVIDIA GeForce MX450 / Intel Iris Xe Graphics Intel UHD Graphics
Max Monitors Supported 2 external monitor(s) -
Video Memory 2 GB GDDR5 SDRAM -
Camera Yes - 720p Yes - VGA
Camera Features Privacy shutter, fixed focus -
Sound Stereo speakers, dual array microphone Speaker, microphone
Codec Realtek ALC3287 -
Compliant Standards High Definition Audio, Dolby Audio -
Audio Features Harman audio technology Output: ASUS SonicMaster
COMMUNICATIONS Lenovo ThinkPad E15 Gen 2 (20TE) ASUS R521JA (EJ974T)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.1 802.11a/b/g/n/ac, Bluetooth 4.1
Wireless Controller Intel Wi-Fi 6 AX 201 - M.2 Card -
Network Interface Gigabit Ethernet -
Ethernet Controller Realtek RTL8111H-CG -
Features Wake-on-LAN (WOL), dual stream (2x2) Single stream (1x1)
BATTERY Lenovo ThinkPad E15 Gen 2 (20TE) ASUS R521JA (EJ974T)
Technology 3-cell lithium polymer 2-cell Lithium Ion
Battery Capacity (Size) 45 Wh 32 Wh
Battery Life Up to 10.8 hours -
AC ADAPTER Lenovo ThinkPad E15 Gen 2 (20TE) ASUS R521JA (EJ974T)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt 45 Watt, 19 V, 2.37 A
INPUT Lenovo ThinkPad E15 Gen 2 (20TE) ASUS R521JA (EJ974T)
Type Keyboard, TrackPoint, UltraNav Keyboard, touchpad
Numeric Keypad Yes Yes
Features Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls Chiclet keyboard
CONNECTIONS & EXPANSIONS Lenovo ThinkPad E15 Gen 2 (20TE) ASUS R521JA (EJ974T)
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
USB-C 3.2 Gen 1
2 x USB 2.0
HDMI
Headphone/microphone combo jack
Memory Card Reader - Yes (microSD)
SOFTWARE Lenovo ThinkPad E15 Gen 2 (20TE) ASUS R521JA (EJ974T)
Operating System (OS) Windows 10 Pro 64-bit Edition Windows 10 Home
MISCELLANEOUS Lenovo ThinkPad E15 Gen 2 (20TE) ASUS R521JA (EJ974T)
Included Accessories USB-C power adapter Power adapter
Security Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader Firmware Trusted Platform Module (TPM) Security Chip
Security Slot Type Kensington security slot -
Theft/Intrusion Protection Security lock slot (cable lock sold separately) -
Features Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS -
Compliant Standards RoHS, TUV Rheinland Low Blue Light Certification, Energy-Related Products (ErP) Lot 3, TCG Certified -
ENERGY STAR Certified Yes -
EPEAT Compliant EPEAT Gold -
Max Operating Temperature 35 °C -
Min Operating Temperature 5 °C -
Humidity Range Operating 8 - 95% -
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