Dell G7 (17 7790) vs. Dell G15 (5520)

Laptop Comparison, Reviews and Tests
Dell G7 (17 7790)
Dell G7 (17 7790)

Our Rating: 75 %

Dell G15 (5520)
Dell G15 (5520)

Our Rating: 75 %

Detailed comparison and review of Dell G7 (17 7790) and Dell G15 (5520). 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 G7 (17 7790) Review

Advantages and disadvantages of Dell G7 (17 7790) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful gaming performance

high-quality build

efficient cooling system

good audio quality

attractive design

heavy and bulky

short battery life

expensive base model

limited port selection

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

Laptop Comparison and Tests

Difference between Dell G7 (17 7790) and Dell G15 (5520)
73 % - Design
72 % - Display
85 % - Performance
86 % - Connectivity
65 % - Battery
76 % - Design
75 % - Display
85 % - Performance
85 % - Connectivity
74 % - Battery

Laptop Specifications Comparison

Dell G7 (17 7790) vs. Dell G15 (5520) Comparison Chart
DESIGN AND DIMENSIONS Dell G7 (17 7790) Dell G15 (5520)
Product Type Notebook Notebook
Dimensions (WxDxH) 40.4 cm x 29.58 cm x 2.5 cm 35.726 cm x 27.211 cm x 2.533 cm
Weight 3.3 kg 2.81 kg
Colour Abyss grey Dark shadow grey
DISPLAY Dell G7 (17 7790) Dell G15 (5520)
Screen Size (Type) 17.3" - IPS 15.6"
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. 144 Hz 165 Hz
Widescreen Yes Yes
Image Aspect Ratio - 16:9
Image Brightness 300 cd/m² 300 cd/m²
Colour Gamut - 100% sRGB
Features Anti-glare, Wide Viewing Angle, Low Blue Light technology 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
PROCESSOR Dell G7 (17 7790) Dell G15 (5520)
CPU Intel Core i7 (9th Gen) 9750H / 2.6 GHz Intel Core i7 (12th Gen) 12700H
Max Turbo Speed 4.5 GHz 4.7 GHz
Number of Cores 6-core 14-core
Cache L3 - 12 MB 24 MB
64-bit Computing Yes -
Features Intel Turbo Boost Technology 2.0 Intel Smart Cache, Intel Deep Learning Boost (DL Boost)
MEMORY Dell G7 (17 7790) Dell G15 (5520)
RAM 16 GB (2 x 8 GB) 16 GB (2 x 8 GB)
Max RAM Supported 32 GB 32 GB
RAM Type DDR4 SDRAM DDR5 SDRAM
Speed 2666 MHz 4800 MHz
Rated Speed 2666 MHz 4800 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 262-pin
Slots Qty 2 2
Empty Slots 0 0
STORAGE Dell G7 (17 7790) Dell G15 (5520)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 2280 PCIe - NVM Express (NVMe) 512 GB SSD M.2 PCIe 4.0 x4 - NVM Express (NVMe)
AUDIO & VIDEO Dell G7 (17 7790) Dell G15 (5520)
Graphics Processor (GPU) NVIDIA GeForce RTX 2060 NVIDIA GeForce RTX 3060
Video Memory 6 GB GDDR6 SDRAM 6 GB GDDR6 SDRAM
Gaming - Yes
Camera Yes - 1280 x 720 Yes - HD
Resolution 0.92 Megapixel 0.92 Megapixel
Camera Features - RGB camera
Image Sensor Type CMOS CMOS
Video Resolutions 1280 x 720 1280 x 720
Frame Rate 30 frames per second 30 frames per second
Sound Stereo speakers, array microphone Stereo speakers, dual array microphone
Codec - Realtek ALC3254
Compliant Standards - High Definition Audio
COMMUNICATIONS Dell G7 (17 7790) Dell G15 (5520)
Wireless 802.11a/b/g/n/ac Wave 2, Bluetooth 5.0 802.11a/b/g/n/ac/ax, Bluetooth 5.2
Wireless Controller Killer Wireless-AC 1550 - M.2 Card M.2 2230
Network Interface Gigabit Ethernet Gigabit Ethernet
Ethernet Controller Killer Ethernet E2500v2 Killer Ethernet E2600
Features - Dual stream (2x2)
BATTERY Dell G7 (17 7790) Dell G15 (5520)
Technology 4-cell 6-cell Lithium Ion
Battery Capacity (Size) 60 Wh 86 Wh
Battery Life - Up to 9 hour(s)
AC ADAPTER Dell G7 (17 7790) Dell G15 (5520)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 180 Watt, 19.5 V, 9.23 A 19.5 V
INPUT Dell G7 (17 7790) Dell G15 (5520)
Type Keyboard, touchpad Keyboard, touchpad
Numeric Keypad Yes Yes
Keyboard Backlight Yes Yes
CONNECTIONS & EXPANSIONS Dell G7 (17 7790) Dell G15 (5520)
Interfaces USB 3.1 Gen 1 (PowerShare)
2 x USB 3.1 Gen 1
LAN
HDMI
Headphone/microphone combo jack
USB-C 3.1 Gen 2 (supports Thunderbolt 3)
Mini DisplayPort
HDMI
3 x USB 3.2 Gen 1
Thunderbolt 4
LAN
Headphone/microphone combo jack
Memory Card Reader Yes (SD Card) -
SOFTWARE Dell G7 (17 7790) Dell G15 (5520)
Operating System (OS) Windows 10 Home Advanced 64-bit Edition Windows 11 Home
Software Included - Microsoft Office 2013 (Trial)
MISCELLANEOUS Dell G7 (17 7790) Dell G15 (5520)
Included Accessories Power adapter Power adapter
Security Fingerprint reader -
Security Slot Type Noble Wedge security slot -
Theft/Intrusion Protection Security lock slot (cable lock sold separately) -
Max Operating Temperature - 35 °C
Min Operating Temperature - 0 °C
Humidity Range Operating - 10 - 90% (non-condensing)
Manufacturer Warranty - Limited warranty - 1 year
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