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 IdeaPad 520-15IKB (81BF) Review

Advantages and disadvantages of Lenovo IdeaPad 520-15IKB (81BF) based on its technical characteristics, features, user experience, expert reviews and price level.

robust metal design

crisp full HD display

backlit keyboard feature

adequate processing power

reasonable price point

average battery life

limited graphics performance

heavier than competitors

no USB-C port

Laptop Comparison and Tests

Difference between Dell G15 (5511) and Lenovo IdeaPad 520-15IKB (81BF)
73 % - Design
66 % - Display
75 % - Performance
75 % - Connectivity
75 % - Battery
75 % - Design
72 % - Display
72 % - Performance
73 % - Connectivity
65 % - Battery

Laptop Specifications Comparison

Dell G15 (5511) vs. Lenovo IdeaPad 520-15IKB (81BF) Comparison Chart
DESIGN AND DIMENSIONS Dell G15 (5511) Lenovo IdeaPad 520-15IKB (81BF)
Product Type Notebook Notebook
Dimensions (WxDxH) 35.726 cm x 27.211 cm x 2.533 cm 37.8 cm x 26 cm x 2.2 cm
Weight 2.81 kg 2.2 kg
Case Material - Metal
Colour Dark shadow grey Golden
DISPLAY Dell G15 (5511) Lenovo IdeaPad 520-15IKB (81BF)
Screen Size (Type) 15.6" 15.6" - IPS
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. 120 Hz -
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 250 cd/m² 250 cd/m²
Colour Gamut 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
PROCESSOR Dell G15 (5511) Lenovo IdeaPad 520-15IKB (81BF)
CPU Intel Core i5 (11th Gen) 11400H Intel Core i5 (8th Gen) 8550U / 1.8 GHz
Max Turbo Speed 4.5 GHz 4 GHz
Number of Cores 6-core Quad-Core
Cache 12 MB 8 MB
Chipset Intel HM570 -
Features Intel Smart Cache Integrated memory controller
MEMORY Dell G15 (5511) Lenovo IdeaPad 520-15IKB (81BF)
RAM 8 GB 8 GB (1 x 4 GB + 4 GB (soldered))
Max RAM Supported 32 GB 16 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 2933 MHz 2133 MHz
Rated Speed 2933 MHz 2400 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 2 1
Empty Slots - 0
STORAGE Dell G15 (5511) Lenovo IdeaPad 520-15IKB (81BF)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 PCIe - NVM Express (NVMe) 2 TB HDD SATA 6Gb/s / 5400 rpm
Optical Drive - DVD±RW
AUDIO & VIDEO Dell G15 (5511) Lenovo IdeaPad 520-15IKB (81BF)
Multi-GPU Configuration - 1 single GPU card / integrated GPU
Graphics Processor (GPU) NVIDIA GeForce RTX 3050 NVIDIA GeForce MX150 / Intel UHD Graphics 620
Video Memory 4 GB GDDR6 SDRAM 4 GB GDDR5 SDRAM
Camera Yes - HD Yes - 720p
Resolution 0.92 Megapixel 1 Megapixel
Camera Features 78.6 degrees, RGB camera 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 -
Compliant Standards High Definition Audio High Definition Audio, Dolby Audio
Audio Features Nahimic 3D audio Output: Harman audio technology
COMMUNICATIONS Dell G15 (5511) Lenovo IdeaPad 520-15IKB (81BF)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.2 802.11a/b/g/n/ac, Bluetooth 4.1
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 -
Features - Single stream (1x1)
BATTERY Dell G15 (5511) Lenovo IdeaPad 520-15IKB (81BF)
Technology 3-cell Lithium Ion 2-cell lithium polymer
Battery Capacity (Size) 56 Wh 35 Wh
Battery Life - Up to 6 hours
AC ADAPTER Dell G15 (5511) Lenovo IdeaPad 520-15IKB (81BF)
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 IdeaPad 520-15IKB (81BF)
Type Keyboard, touchpad Keyboard, touchpad
Numeric Keypad Yes Yes
Keyboard Backlight Yes Yes
CONNECTIONS & EXPANSIONS Dell G15 (5511) Lenovo IdeaPad 520-15IKB (81BF)
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-C 3.0
2 x USB 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 IdeaPad 520-15IKB (81BF)
Operating System (OS) Windows 11 Home Windows 10 Home 64-bit Edition - English
Software Included McAfee LiveSafe (12 months subscription), Microsoft Office (30 days trial, excludes office licence) -
MISCELLANEOUS Dell G15 (5511) Lenovo IdeaPad 520-15IKB (81BF)
Included Accessories Power adapter Power adapter
Security - Fingerprint reader
Security Slot Type - Kensington mini security slot
Theft/Intrusion Protection - Security lock slot (cable lock sold separately)
Features - Administrator password, hard drive password, power-on password
Compliant Standards - RoHS
Max Operating Temperature 35 °C -
Min Operating Temperature 0 °C -
Humidity Range Operating 10 - 90% (non-condensing) -
Manufacturer Warranty - Limited warranty - 1 year - pick-up and return
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