Lenovo IdeaPad S340-15IWL (81N8) vs. Lenovo IdeaPad S540-15IML (81NG)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of Lenovo IdeaPad S340-15IWL (81N8) 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.

Lenovo IdeaPad S340-15IWL (81N8) Review

Advantages and disadvantages of Lenovo IdeaPad S340-15IWL (81N8) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

sleek design

comfortable keyboard

solid performance

lightweight build

average battery life

dim display

no thunderbolt support

limited upgradeability

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 Lenovo IdeaPad S340-15IWL (81N8) and Lenovo IdeaPad S540-15IML (81NG)
72 % - Design
63 % - Display
65 % - Performance
72 % - Connectivity
72 % - Battery
82 % - Design
72 % - Display
75 % - Performance
75 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Lenovo IdeaPad S340-15IWL (81N8) vs. Lenovo IdeaPad S540-15IML (81NG) Comparison Chart
DESIGN AND DIMENSIONS Lenovo IdeaPad S340-15IWL (81N8) Lenovo IdeaPad S540-15IML (81NG)
Product Type Notebook Notebook
Dimensions (WxDxH) 35.8 cm x 24.5 cm x 1.79 cm 35.8 cm x 24.5 cm x 1.69 cm
Weight 1.79 kg 1.95 kg
Case Material Aluminum, polycarbonate ABS Aluminum, glass
Colour Onyx black Mineral grey
DISPLAY Lenovo IdeaPad S340-15IWL (81N8) Lenovo IdeaPad S540-15IML (81NG)
Screen Size (Type) 15.6" - IPS 15.6" - IPS
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 220 cd/m² 300 cd/m²
Colour Gamut - 72%
Features Anti-glare Glossy, glass cover
PROCESSOR Lenovo IdeaPad S340-15IWL (81N8) Lenovo IdeaPad S540-15IML (81NG)
CPU Intel Core i3 (8th Gen) 8145U / 2.1 GHz Intel Core i5 (10th Gen) 10210U / 1.6 GHz
Max Turbo Speed 3.9 GHz 4.2 GHz
Number of Cores Dual-Core Quad-Core
Cache 4 MB 6 MB
64-bit Computing Yes Yes
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo IdeaPad S340-15IWL (81N8) Lenovo IdeaPad S540-15IML (81NG)
RAM 8 GB (1 x 4 GB + 4 GB (soldered)) 8 GB (1 x 4 GB + 4 GB (soldered))
Max RAM Supported 8 GB 12 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 2400 MHz 2400 MHz
Rated Speed 2400 MHz 2400 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 1 1
Empty Slots 0 0
STORAGE Lenovo IdeaPad S340-15IWL (81N8) Lenovo IdeaPad S540-15IML (81NG)
Main Storage Size (HDD/SSD) 1 TB HDD SATA 6Gb/s / 5400 rpm 512 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe)
AUDIO & VIDEO Lenovo IdeaPad S340-15IWL (81N8) Lenovo IdeaPad S540-15IML (81NG)
Graphics Processor (GPU) Intel UHD Graphics 620 Intel UHD Graphics
Camera Yes - 720p Yes - 720p
Resolution 1 Megapixel 1 Megapixel
Camera Features Privacy shutter Privacy shutter
Sound Stereo speakers, dual array microphone Stereo speakers, dual array microphone
Compliant Standards High Definition Audio, Dolby Audio High Definition Audio, Dolby Audio
COMMUNICATIONS Lenovo IdeaPad S340-15IWL (81N8) Lenovo IdeaPad S540-15IML (81NG)
Wireless 802.11a/b/g/n/ac, Bluetooth 4.2 802.11a/b/g/n/ac, Bluetooth 4.2
Wireless Controller M.2 Card M.2 Card
Features Single stream (1x1) Dual stream (2x2)
BATTERY Lenovo IdeaPad S340-15IWL (81N8) Lenovo IdeaPad S540-15IML (81NG)
Technology Lithium Ion Lithium Ion
Battery Capacity (Size) 52.5 Wh 70 Wh
Battery Life Up to 10 hours Up to 15 hours
AC ADAPTER Lenovo IdeaPad S340-15IWL (81N8) Lenovo IdeaPad S540-15IML (81NG)
Input AC 120/230 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output 65 Watt 65 Watt
INPUT Lenovo IdeaPad S340-15IWL (81N8) Lenovo IdeaPad S540-15IML (81NG)
Type Keyboard, touchpad Keyboard, touchpad
Numeric Keypad Yes Yes
Keyboard Backlight - Yes
Features Multi-touch touchpad, buttonless touchpad Multi-touch touchpad, buttonless touchpad
CONNECTIONS & EXPANSIONS Lenovo IdeaPad S340-15IWL (81N8) Lenovo IdeaPad S540-15IML (81NG)
Interfaces USB 3.1 Gen 1
USB 3.1 Gen 1 (Always On)
USB-C 3.1 Gen 1
Headphone/microphone combo jack
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 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card)
SOFTWARE Lenovo IdeaPad S340-15IWL (81N8) Lenovo IdeaPad S540-15IML (81NG)
Operating System (OS) Windows 10 Home 64-bit Edition - English Windows 10 Home 64-bit Edition - English
Software Included - Microsoft Office (30 days trial)
MISCELLANEOUS Lenovo IdeaPad S340-15IWL (81N8) Lenovo IdeaPad S540-15IML (81NG)
Included Accessories Power adapter Power adapter
Security Firmware Trusted Platform Module (TPM 2.0) Security Chip Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
Features Administrator password, hard drive password, power-on password, RapidCharge Administrator password, hard drive password, power-on password, RapidCharge
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3 RoHS, Energy-Related Products (ErP) Lot 3
SAR Value 0.847 W/kg (limb), 0.847 W/kg (body) 1.81 W/kg (body), 1.81 W/kg (limb)
Manufacturer Warranty Limited warranty - 1 year - pick-up and return Limited warranty - 1 year - pick-up and return
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