Dell G7 (17 7700) vs. Lenovo IdeaPad 720S-14IKBR (81BD)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Dell G7 (17 7700) and Lenovo IdeaPad 720S-14IKBR (81BD). 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 G7 (17 7700) Review

Advantages and disadvantages of Dell G7 (17 7700) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful gaming performance

high-quality display

robust build quality

adequate cooling system

good speaker quality

heavy and bulky

short battery life

expensive

limited port selection

Lenovo IdeaPad 720S-14IKBR (81BD) Review

Advantages and disadvantages of Lenovo IdeaPad 720S-14IKBR (81BD) based on its technical characteristics, features, user experience, expert reviews and price level.

slim, lightweight design

sharp full HD display

solid overall performance

fast SSD storage

decent battery life

limited port selection

no dedicated GPU

average sound quality

pricier than competitors

Laptop Comparison and Tests

Difference between Dell G7 (17 7700) and Lenovo IdeaPad 720S-14IKBR (81BD)
86 % - Design
75 % - Display
85 % - Performance
85 % - Connectivity
65 % - Battery
82 % - Design
72 % - Display
75 % - Performance
75 % - Connectivity
72 % - Battery

Laptop Specifications Comparison

Dell G7 (17 7700) vs. Lenovo IdeaPad 720S-14IKBR (81BD) Comparison Chart
DESIGN AND DIMENSIONS Dell G7 (17 7700) Lenovo IdeaPad 720S-14IKBR (81BD)
Product Type Notebook Notebook
Dimensions (WxDxH) 39.82 cm x 29 cm x 2.07 cm 32.07 cm x 22.28 cm x 1.59 cm
Weight 3.29 kg 1.55 kg
Case Material - Aluminium (top), aluminium (bottom)
Colour Mineral black Silver
DISPLAY Dell G7 (17 7700) Lenovo IdeaPad 720S-14IKBR (81BD)
Screen Size (Type) 17.3" 14" - IPS
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
Pixel Density (ppi) 127 -
V-Sync Rate at Max Res. 144 Hz -
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 300 cd/m² 300 cd/m²
Colour Gamut 72% NTSC -
Features Anti-glare, Wide Viewing Angle, ±85° horizontal viewing angle, ±85° vertical viewing angle, 0.1989 mm pixel pitch, 19 ms response rate, 72% NTSC colour gamut Anti-glare
PROCESSOR Dell G7 (17 7700) Lenovo IdeaPad 720S-14IKBR (81BD)
CPU Intel Core i7 (10th Gen) 10750H / 2.6 GHz Intel Core i5 (8th Gen) 8250U / 1.6 GHz
Max Turbo Speed 5 GHz 3.4 GHz
Number of Cores 6-core Quad-Core
Cache 12 MB 6 MB
64-bit Computing Yes -
Chipset Intel HM470 -
Features Intel Turbo Boost Max Technology 3.0, Intel Thermal Velocity Boost Integrated memory controller
MEMORY Dell G7 (17 7700) Lenovo IdeaPad 720S-14IKBR (81BD)
RAM 16 GB 8 GB (1 x 8 GB)
Max RAM Supported 32 GB 16 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 2933 MHz 2400 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 G7 (17 7700) Lenovo IdeaPad 720S-14IKBR (81BD)
Main Storage Size (HDD/SSD) 1 TB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) 128 GB SSD M.2 2280 PCIe 3.0 x4
AUDIO & VIDEO Dell G7 (17 7700) Lenovo IdeaPad 720S-14IKBR (81BD)
Multi-GPU Configuration - 1 single GPU card / integrated GPU
Graphics Processor (GPU) NVIDIA GeForce RTX 2060 NVIDIA GeForce MX150 / Intel UHD Graphics 620
Video Memory 6 GB GDDR6 SDRAM 2 GB GDDR5 SDRAM
Camera Yes - HD Yes - 720p
Resolution 0.92 Megapixel 1 Megapixel
Camera Features 74.9 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 ALC3281 -
Compliant Standards High Definition Audio High Definition Audio, Dolby Audio Premium
Audio Features Nahimic sound technology Output: JBL
COMMUNICATIONS Dell G7 (17 7700) Lenovo IdeaPad 720S-14IKBR (81BD)
Wireless 802.11a/b/g/n/ac Wave 2/ax, Bluetooth 5.1 802.11a/b/g/n/ac, Bluetooth 4.1
Wireless Controller Killer Wi-Fi 6 AX1650 - M.2 2230 M.2 Card
Network Interface Gigabit Ethernet -
Ethernet Controller Killer Ethernet E2500v2 -
Features - Single stream (1x1)
BATTERY Dell G7 (17 7700) Lenovo IdeaPad 720S-14IKBR (81BD)
Technology Lithium Ion 4-cell lithium polymer
Battery Capacity (Size) - 55 Wh
Battery Life - Up to 14 hours
AC ADAPTER Dell G7 (17 7700) Lenovo IdeaPad 720S-14IKBR (81BD)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 19.5 V 65 Watt
INPUT Dell G7 (17 7700) Lenovo IdeaPad 720S-14IKBR (81BD)
Type Keyboard, touchpad Keyboard, touchpad
Numeric Keypad Yes -
Keyboard Backlight Yes (RGB) Yes
Features 4 RGB zones Multi-touch touchpad
CONNECTIONS & EXPANSIONS Dell G7 (17 7700) Lenovo IdeaPad 720S-14IKBR (81BD)
Interfaces HDMI
Mini DisplayPort
USB-C 3.2 Gen 2 (supports Thunderbolt 3, DisplayPort 1.4 Alt Mode)
USB 3.2 Gen 1 (PowerShare)
2 x USB 3.2 Gen 1
LAN
Headphone/microphone combo jack
USB 3.0 (Always On)
USB 3.0
USB-C 3.1 Gen 1/Thunderbolt 3/DisplayPort 1.2a (Power Delivery)
HDMI
Headphone/microphone combo jack
Memory Card Reader Yes (SD Card, SDHC Card, SDXC Card) 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card)
SOFTWARE Dell G7 (17 7700) Lenovo IdeaPad 720S-14IKBR (81BD)
Operating System (OS) Windows 10 Windows 10 Home 64-bit Edition - English
Software Included - Lenovo Settings, McAfee LiveSafe (30 days trial), Lenovo ID, Lenovo App Explorer
MISCELLANEOUS Dell G7 (17 7700) Lenovo IdeaPad 720S-14IKBR (81BD)
Included Accessories Power adapter Power adapter
Security Trusted Platform Module (TPM 2.0) Security Chip Fingerprint reader
Features ExpressCharge, MU-MIMO technology, Game Shift technology Administrator password, power-on password
Compliant Standards - RoHS
ENERGY STAR Certified Yes -
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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