Dell G15 (5520) vs. Lenovo ThinkPad E15 Gen 2 (20TE)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of Dell G15 (5520) and Lenovo ThinkPad E15 Gen 2 (20TE). 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.

Dell G15 (5520) Review

Advantages and disadvantages of Dell G15 (5520) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful gaming performance

efficient thermal management

solid build quality

affordable price point

good audio quality

heavy and bulky

average battery life

dim display brightness

limited port selection

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

Laptop Comparison and Tests

Difference between Dell G15 (5520) and Lenovo ThinkPad E15 Gen 2 (20TE)
76 % - Design
75 % - Display
85 % - Performance
85 % - Connectivity
74 % - Battery
83 % - Design
72 % - Display
75 % - Performance
86 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Dell G15 (5520) vs. Lenovo ThinkPad E15 Gen 2 (20TE) Comparison Chart
DESIGN AND DIMENSIONS Dell G15 (5520) Lenovo ThinkPad E15 Gen 2 (20TE)
Product Type Notebook Notebook
Dimensions (WxDxH) 35.726 cm x 27.211 cm x 2.533 cm 36.5 cm x 24 cm x 1.89 cm
Weight 2.81 kg 1.7 kg
Case Material - Aluminium (top), polycarbonate ABS (bottom)
Colour Dark shadow grey Black
DISPLAY Dell G15 (5520) Lenovo ThinkPad E15 Gen 2 (20TE)
Screen Size (Type) 15.6" 15.6" - TN
LCD Backlight Technology LED backlight -
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
Pixel Density (ppi) 141 -
V-Sync Rate at Max Res. 165 Hz -
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 300 cd/m² 220 cd/m²
Colour Gamut 100% sRGB 45% NTSC
Features Anti-glare, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle, Narrow Border Display, 0.17925 mm pixel pitch, 13 ms response rate Anti-glare, 90° viewing angle
PROCESSOR Dell G15 (5520) Lenovo ThinkPad E15 Gen 2 (20TE)
CPU Intel Core i7 (12th Gen) 12700H Intel Core i5 (11th Gen) 1135G7 / 2.4 GHz
Max Turbo Speed 4.7 GHz 4.2 GHz
Number of Cores 14-core Quad-Core
Cache 24 MB 8 MB
Features Intel Smart Cache, Intel Deep Learning Boost (DL Boost) Integrated memory controller
MEMORY Dell G15 (5520) Lenovo ThinkPad E15 Gen 2 (20TE)
RAM 16 GB (2 x 8 GB) 8 GB (1 x 8 GB)
Max RAM Supported 32 GB 32 GB
RAM Type DDR5 SDRAM DDR4 SDRAM
Speed 4800 MHz 3200 MHz
Rated Speed 4800 MHz 3200 MHz
Form Factor SO-DIMM 262-pin SO-DIMM 260-pin
Slots Qty 2 1
Empty Slots 0 0
STORAGE Dell G15 (5520) Lenovo ThinkPad E15 Gen 2 (20TE)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 PCIe 4.0 x4 - NVM Express (NVMe) 256 GB SSD M.2 2242 PCIe 3.0 x4 - Samsung
AUDIO & VIDEO Dell G15 (5520) Lenovo ThinkPad E15 Gen 2 (20TE)
Graphics Processor (GPU) NVIDIA GeForce RTX 3060 NVIDIA GeForce MX450 / Intel Iris Xe Graphics
Max Monitors Supported - 2 external monitor(s)
Video Memory 6 GB GDDR6 SDRAM 2 GB GDDR5 SDRAM
Gaming Yes -
Camera Yes - HD Yes - 720p
Resolution 0.92 Megapixel -
Camera Features RGB camera Privacy shutter, fixed focus
Image Sensor Type CMOS -
Video Resolutions 1280 x 720 -
Frame Rate 30 frames per second -
Sound Stereo speakers, dual array microphone Stereo speakers, dual array microphone
Codec Realtek ALC3254 Realtek ALC3287
Compliant Standards High Definition Audio High Definition Audio, Dolby Audio
Audio Features - Harman audio technology
COMMUNICATIONS Dell G15 (5520) Lenovo ThinkPad E15 Gen 2 (20TE)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.2 802.11a/b/g/n/ac/ax, Bluetooth 5.1
Wireless Controller M.2 2230 Intel Wi-Fi 6 AX 201 - M.2 Card
Network Interface Gigabit Ethernet Gigabit Ethernet
Ethernet Controller Killer Ethernet E2600 Realtek RTL8111H-CG
Features Dual stream (2x2) Wake-on-LAN (WOL), dual stream (2x2)
BATTERY Dell G15 (5520) Lenovo ThinkPad E15 Gen 2 (20TE)
Technology 6-cell Lithium Ion 3-cell lithium polymer
Battery Capacity (Size) 86 Wh 45 Wh
Battery Life Up to 9 hour(s) Up to 10.8 hours
AC ADAPTER Dell G15 (5520) Lenovo ThinkPad E15 Gen 2 (20TE)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 19.5 V 65 Watt
INPUT Dell G15 (5520) Lenovo ThinkPad E15 Gen 2 (20TE)
Type Keyboard, touchpad Keyboard, TrackPoint, UltraNav
Numeric Keypad Yes Yes
Keyboard Backlight Yes -
Features - Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls
CONNECTIONS & EXPANSIONS Dell G15 (5520) Lenovo ThinkPad E15 Gen 2 (20TE)
Slots - 1 x M.2 (PCI Express 3.0 x4) (1 free)
Interfaces HDMI
3 x USB 3.2 Gen 1
Thunderbolt 4
LAN
Headphone/microphone combo jack
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
SOFTWARE Dell G15 (5520) Lenovo ThinkPad E15 Gen 2 (20TE)
Operating System (OS) Windows 11 Home Windows 10 Pro 64-bit Edition
Software Included Microsoft Office 2013 (Trial) -
MISCELLANEOUS Dell G15 (5520) Lenovo ThinkPad E15 Gen 2 (20TE)
Included Accessories Power adapter USB-C power adapter
Security - Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
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 35 °C
Min Operating Temperature 0 °C 5 °C
Humidity Range Operating 10 - 90% (non-condensing) 8 - 95%
Manufacturer Warranty Limited warranty - 1 year -
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