Dell G15 (5511) vs. Lenovo ThinkBook 14 G3 ACL (21A2)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Dell G15 (5511) and Lenovo ThinkBook 14 G3 ACL (21A2). 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.

Dell G15 (5511) Review

Advantages and disadvantages of Dell G15 (5511) based on its technical characteristics, features, user experience, expert reviews and price level.

strong gaming performance

efficient thermal management

reasonable price point

robust build quality

upgradable memory options

heavyweight design

mediocre battery life

dim display

limited port selection

Lenovo ThinkBook 14 G3 ACL (21A2) Review

Advantages and disadvantages of Lenovo ThinkBook 14 G3 ACL (21A2) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

solid build quality

efficient AMD processor

good battery life

fast SSD storage

average display quality

limited upgrade options

no thunderbolt support

mediocre speaker performance

Laptop Comparison and Tests

Difference between Dell G15 (5511) and Lenovo ThinkBook 14 G3 ACL (21A2)
73 % - Design
66 % - Display
75 % - Performance
75 % - Connectivity
75 % - Battery
82 % - Design
72 % - Display
75 % - Performance
85 % - Connectivity
76 % - Battery

Laptop Specifications Comparison

Dell G15 (5511) vs. Lenovo ThinkBook 14 G3 ACL (21A2) Comparison Chart
DESIGN AND DIMENSIONS Dell G15 (5511) Lenovo ThinkBook 14 G3 ACL (21A2)
Product Type Notebook Notebook
Dimensions (WxDxH) 35.726 cm x 27.211 cm x 2.533 cm 32.3 cm x 21.8 cm x 1.79 cm
Weight 2.81 kg 1.4 kg
Case Material - Aluminum
Colour Dark shadow grey Dual tone mineral grey
DISPLAY Dell G15 (5511) Lenovo ThinkBook 14 G3 ACL (21A2)
Screen Size (Type) 15.6" 14" - IPS
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
Pixel Density (ppi) 141 -
V-Sync Rate at Max Res. 120 Hz -
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 250 cd/m² 300 cd/m²
Colour Gamut 45% NTSC 45% NTSC
Features Anti-glare, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle, Narrow Border Display, 35 ms response rate, 0.17925 mm pixel pitch Anti-glare, 170° viewing angle
PROCESSOR Dell G15 (5511) Lenovo ThinkBook 14 G3 ACL (21A2)
CPU Intel Core i5 (11th Gen) 11400H AMD Ryzen 5 5500U / 2.1 GHz
Max Turbo Speed 4.5 GHz 4 GHz
Number of Cores 6-core 6-core
Cache 12 MB L3 - 8 MB
Chipset Intel HM570 -
Features Intel Smart Cache Integrated memory controller
MEMORY Dell G15 (5511) Lenovo ThinkBook 14 G3 ACL (21A2)
RAM 8 GB 8 GB (1 x 4 GB + 4 GB (soldered))
Max RAM Supported 32 GB 36 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 2933 MHz 3200 MHz
Rated Speed 2933 MHz 3200 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 2 1
Empty Slots - 0
STORAGE Dell G15 (5511) Lenovo ThinkBook 14 G3 ACL (21A2)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 PCIe - NVM Express (NVMe) 256 GB SSD M.2 2242 PCIe 3.0 x4 - NVM Express (NVMe)
AUDIO & VIDEO Dell G15 (5511) Lenovo ThinkBook 14 G3 ACL (21A2)
Graphics Processor (GPU) NVIDIA GeForce RTX 3050 AMD Radeon Graphics
Memory Allocation Technology - Shared Video Memory (UMA)
Max Monitors Supported - 3 external monitor(s)
Video Memory 4 GB GDDR6 SDRAM -
Camera Yes - HD Yes - 720p
Resolution 0.92 Megapixel -
Camera Features 78.6 degrees, RGB camera Fixed focus, ThinkShutter camera privacy
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 Nahimic 3D audio -
COMMUNICATIONS Dell G15 (5511) Lenovo ThinkBook 14 G3 ACL (21A2)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.2 802.11a/b/g/n/ac/ax, Bluetooth 5.1
Wireless Controller Intel Wi-Fi 6 AX 201 - M.2 2230 M.2 Card
Network Interface 2.5 Gigabit Ethernet Gigabit Ethernet
Ethernet Controller Realtek RTL8125BGS Realtek RTL8111H
Features - Dual stream (2x2)
BATTERY Dell G15 (5511) Lenovo ThinkBook 14 G3 ACL (21A2)
Technology 3-cell Lithium Ion Lithium polymer
Battery Capacity (Size) 56 Wh 45 Wh
Battery Life - Up to 7.5 hours
AC ADAPTER Dell G15 (5511) Lenovo ThinkBook 14 G3 ACL (21A2)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 180 Watt, 19.5 V, 9.23 A 65 Watt
INPUT Dell G15 (5511) Lenovo ThinkBook 14 G3 ACL (21A2)
Type Keyboard, touchpad Keyboard, touchpad
Numeric Keypad Yes -
Keyboard Backlight Yes Yes
Features - Spill-resistant, multi-touch touchpad, buttonless touchpad, precision touchpad
CONNECTIONS & EXPANSIONS Dell G15 (5511) Lenovo ThinkBook 14 G3 ACL (21A2)
Slots - 1 x M.2 (PCI Express 3.0 x2) (1 free)
Interfaces LAN
USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode)
USB 3.2 Gen 1 (PowerShare)
2 x USB 3.2 Gen 1
HDMI
Headphone/microphone combo jack
USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1
2 x USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
HDMI
LAN
Headphone/microphone combo jack
Memory Card Reader - 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card)
SOFTWARE Dell G15 (5511) Lenovo ThinkBook 14 G3 ACL (21A2)
Operating System (OS) Windows 11 Home Windows 10 Pro 64-bit Edition - English
Software Included McAfee LiveSafe (12 months subscription), Microsoft Office (30 days trial, excludes office licence) Microsoft Office (Trial)
MISCELLANEOUS Dell G15 (5511) Lenovo ThinkBook 14 G3 ACL (21A2)
Included Accessories Power adapter USB-C slim wall mount power adapter
Security - Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
Security Slot Type - Kensington nano security slot
Theft/Intrusion Protection - Security lock slot (cable lock sold separately)
Features - Administrator password, hard drive password, power-on password, Rapid Charge Pro
Compliant Standards - RoHS, TUV Rheinland Low Blue Light Certification, Energy-Related Products (ErP) Lot 3
ENERGY STAR Certified - Yes
EPEAT Compliant - EPEAT Silver
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 - pick-up and return
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