LG gram 14Z90Q vs. Lenovo IdeaPad S540-15IML (81NG)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of LG gram 14Z90Q and Lenovo IdeaPad S540-15IML (81NG). 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.

LG gram 14Z90Q Review

Advantages and disadvantages of LG gram 14Z90Q based on its technical characteristics, features, user experience, expert reviews and price level.

ultra-lightweight design

long-lasting battery

high-resolution display

fast processing speed

robust build quality

limited graphics performance

higher price point

fewer ports available

no dedicated GPU

Lenovo IdeaPad S540-15IML (81NG) Review

Advantages and disadvantages of Lenovo IdeaPad S540-15IML (81NG) based on its technical characteristics, features, user experience, expert reviews and price level.

sleek aluminum design

sharp full HD display

fast processing speeds

ample storage capacity

good battery life

heavier than competitors

no optical drive

limited port selection

average graphics performance

Laptop Comparison and Tests

Difference between LG gram 14Z90Q and Lenovo IdeaPad S540-15IML (81NG)
83 % - Design
86 % - Display
84 % - Performance
85 % - Connectivity
85 % - Battery
82 % - Design
72 % - Display
75 % - Performance
75 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

LG gram 14Z90Q vs. Lenovo IdeaPad S540-15IML (81NG) Comparison Chart
DESIGN AND DIMENSIONS LG gram 14Z90Q Lenovo IdeaPad S540-15IML (81NG)
Product Type Notebook Notebook
Dimensions (WxDxH) 31.2 cm x 21.39 cm x 1.68 cm 35.8 cm x 24.5 cm x 1.69 cm
Weight 999 g 1.95 kg
Case Material - Aluminum, glass
Colour Obsidian black Mineral grey
DISPLAY LG gram 14Z90Q Lenovo IdeaPad S540-15IML (81NG)
Screen Size (Type) 14" - IPS 15.6" - IPS
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1200 (WUXGA) 1920 x 1080 (Full HD)
Widescreen Yes Yes
Image Aspect Ratio 16:10 16:9
Image Brightness 350 cd/m² 300 cd/m²
Colour Gamut 99% DCI-P3 72%
Features Anti-glare Glossy, glass cover
PROCESSOR LG gram 14Z90Q Lenovo IdeaPad S540-15IML (81NG)
CPU Intel Core i5 (12th Gen) 1240P / 1.7 GHz Intel Core i5 (10th Gen) 10210U / 1.6 GHz
Max Turbo Speed 4.4 GHz 4.2 GHz
Number of Cores 12-core Quad-Core
Cache L3 - 12 MB 6 MB
64-bit Computing - Yes
Platform Technology Intel Evo -
Features Intel Deep Learning Boost (DL Boost) Integrated memory controller
MEMORY LG gram 14Z90Q Lenovo IdeaPad S540-15IML (81NG)
RAM 8 GB 8 GB (1 x 4 GB + 4 GB (soldered))
Max RAM Supported - 12 GB
RAM Type LPDDR5 SDRAM DDR4 SDRAM
Speed 5200 MHz 2400 MHz
Rated Speed - 2400 MHz
Form Factor - SO-DIMM 260-pin
Slots Qty - 1
Empty Slots - 0
STORAGE LG gram 14Z90Q Lenovo IdeaPad S540-15IML (81NG)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2280 - NVM Express (NVMe) 512 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe)
AUDIO & VIDEO LG gram 14Z90Q Lenovo IdeaPad S540-15IML (81NG)
Graphics Processor (GPU) Intel Iris Xe Graphics Intel UHD Graphics
Camera Yes - Full HD Yes - 720p
Resolution - 1 Megapixel
Camera Features Face recognition, IR camera Privacy shutter
Sound Stereo speakers, two microphones Stereo speakers, dual array microphone
Compliant Standards DTS:X Ultra High Definition Audio, Dolby Audio
COMMUNICATIONS LG gram 14Z90Q Lenovo IdeaPad S540-15IML (81NG)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.1 802.11a/b/g/n/ac, Bluetooth 4.2
Wireless Controller Intel Wi-Fi 6 AX 211 M.2 Card
Features Dual stream (2x2) Dual stream (2x2)
BATTERY LG gram 14Z90Q Lenovo IdeaPad S540-15IML (81NG)
Technology Lithium Ion Lithium Ion
Battery Capacity (Size) 72 Wh 70 Wh
Battery Life - Up to 15 hours
AC ADAPTER LG gram 14Z90Q Lenovo IdeaPad S540-15IML (81NG)
Input - AC 120/230 V (50/60 Hz)
Output 65 Watt 65 Watt
INPUT LG gram 14Z90Q Lenovo IdeaPad S540-15IML (81NG)
Type Touchpad, 80 keys keyboard Keyboard, touchpad
Numeric Keypad - Yes
Keyboard Backlight Yes Yes
Features Gesture function, precision touchpad Multi-touch touchpad, buttonless touchpad
CONNECTIONS & EXPANSIONS LG gram 14Z90Q Lenovo IdeaPad S540-15IML (81NG)
Interfaces Headphone output
2 x USB 3.2 Gen 2
2 x USB4 Gen 3x2 (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery)
HDMI
USB 3.1 Gen 1
USB 3.1 Gen 1 (Always On)
USB-C 3.1 Gen 1
HDMI
Headphone/microphone combo jack
Memory Card Reader Yes (microSD) 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card)
SOFTWARE LG gram 14Z90Q Lenovo IdeaPad S540-15IML (81NG)
Operating System (OS) Windows 11 Home Windows 10 Home 64-bit Edition - English
Software Included LG Recovery Center, McAfee LiveSafe (30 days trial), CyberLink Power Media Player, LG Update Center, CyberLink PhotoDirector LE, PowerDirector LE, Microsoft Office 2016 (30 days trial), Alexa, DTS:X Ultra, Glance by Mirametrix, Virtoo, CyberLink ColorDirector LE, Audio Director LE, LG Smart Assistant, PCmover Professional Microsoft Office (30 days trial)
MISCELLANEOUS LG gram 14Z90Q Lenovo IdeaPad S540-15IML (81NG)
Included Accessories USB-C power adapter Power adapter
Security Trusted Platform Module (TPM) Security Chip, fingerprint reader 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 Secure mode, Mega cooling 4.0 Administrator password, hard drive password, power-on password, RapidCharge
Compliant Standards MIL-STD 810G RoHS, Energy-Related Products (ErP) Lot 3
SAR Value - 1.81 W/kg (body), 1.81 W/kg (limb)
Manufacturer Warranty Limited warranty - parts and labour - 1 year Limited warranty - 1 year - pick-up and return
Model Number K.AR52A1 -
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