Lenovo IdeaPad 330-15IKB (81DC) vs. Lenovo IdeaPad S540-13IML (81XA)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo IdeaPad 330-15IKB (81DC) and Lenovo IdeaPad S540-13IML (81XA). 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.

Lenovo IdeaPad 330-15IKB (81DC) Review

Advantages and disadvantages of Lenovo IdeaPad 330-15IKB (81DC) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

solid build quality

adequate processor performance

decent keyboard comfort

sufficient connectivity options

average battery life

dim display brightness

limited graphics capability

no SSD in base model

Lenovo IdeaPad S540-13IML (81XA) Review

Advantages and disadvantages of Lenovo IdeaPad S540-13IML (81XA) based on its technical characteristics, features, user experience, expert reviews and price level.

sleek aluminum design

sharp QHD display

impressive battery life

fast charging support

lightweight and portable

limited port selection

no dedicated GPU

average speaker quality

higher price segment

Laptop Comparison and Tests

Difference between Lenovo IdeaPad 330-15IKB (81DC) and Lenovo IdeaPad S540-13IML (81XA)
72 % - Design
64 % - Display
65 % - Performance
72 % - Connectivity
65 % - Battery
82 % - Design
84 % - Display
78 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Lenovo IdeaPad 330-15IKB (81DC) vs. Lenovo IdeaPad S540-13IML (81XA) Comparison Chart
DESIGN AND DIMENSIONS Lenovo IdeaPad 330-15IKB (81DC) Lenovo IdeaPad S540-13IML (81XA)
Product Type Notebook Notebook
Dimensions (WxDxH) 37.8 cm x 26 cm x 2.29 cm 29.69 cm x 20.85 cm x 1.595 cm
Weight 2.2 kg 1.25 kg
Case Material Polycarbonate ABS Aluminum, glass
Colour Platinum grey Light silver
DISPLAY Lenovo IdeaPad 330-15IKB (81DC) Lenovo IdeaPad S540-13IML (81XA)
Screen Size (Type) 15.6" - TN 13.3"
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1366 x 768 (HD) 2560 x 1600 (WQXGA)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:10
Image Brightness 200 cd/m² 300 cd/m²
Colour Gamut - 100% sRGB
Features Anti-glare Glossy, Wide Viewing Angle
PROCESSOR Lenovo IdeaPad 330-15IKB (81DC) Lenovo IdeaPad S540-13IML (81XA)
CPU Intel Core i5 (7th Gen) 7200U / 2.5 GHz Intel Core i5 (10th Gen) 10210U / 1.6 GHz
Max Turbo Speed 3.1 GHz 4.2 GHz
Number of Cores Dual-Core Quad-Core
Cache 3 MB 6 MB
64-bit Computing Yes Yes
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo IdeaPad 330-15IKB (81DC) Lenovo IdeaPad S540-13IML (81XA)
RAM 4 GB (provided memory is soldered) 8 GB (provided memory is soldered)
Max RAM Supported 20 GB -
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 2133 MHz 2666 MHz
Rated Speed 2133 MHz 2666 MHz
Form Factor SO-DIMM 260-pin -
Slots Qty 1 -
Empty Slots 1 -
STORAGE Lenovo IdeaPad 330-15IKB (81DC) Lenovo IdeaPad S540-13IML (81XA)
Main Storage Size (HDD/SSD) 1 TB HDD SATA 6Gb/s / 5400 rpm 256 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe)
AUDIO & VIDEO Lenovo IdeaPad 330-15IKB (81DC) Lenovo IdeaPad S540-13IML (81XA)
Graphics Processor (GPU) Intel HD Graphics 620 Intel UHD Graphics
Camera Yes Yes - 720p
Resolution 0.3 Megapixel 1 Megapixel
Camera Features - IR camera, ToF sensor
Sound Stereo speakers, microphone Stereo speakers, dual array microphone
Compliant Standards High Definition Audio, Dolby Audio High Definition Audio, Dolby Audio
COMMUNICATIONS Lenovo IdeaPad 330-15IKB (81DC) Lenovo IdeaPad S540-13IML (81XA)
Wireless 802.11a/b/g/n/ac, Bluetooth 4.1 Bluetooth 5.0, 802.11a/b/g/n/ac/ax
Wireless Controller M.2 Card M.2 Card
Network Interface Gigabit Ethernet -
Features Single stream (1x1) Dual stream (2x2)
BATTERY Lenovo IdeaPad 330-15IKB (81DC) Lenovo IdeaPad S540-13IML (81XA)
Technology Lithium Ion Lithium Ion
Battery Capacity (Size) 35 Wh 56 Wh
Battery Life Up to 6 hours Up to 18.5 hours
AC ADAPTER Lenovo IdeaPad 330-15IKB (81DC) Lenovo IdeaPad S540-13IML (81XA)
Input AC 120/230 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output 45 Watt 65 Watt
INPUT Lenovo IdeaPad 330-15IKB (81DC) Lenovo IdeaPad S540-13IML (81XA)
Type Keyboard, touchpad Keyboard, touchpad
Numeric Keypad Yes -
Keyboard Backlight - Yes
Features Multi-touch touchpad Multi-touch touchpad, buttonless touchpad
CONNECTIONS & EXPANSIONS Lenovo IdeaPad 330-15IKB (81DC) Lenovo IdeaPad S540-13IML (81XA)
Interfaces 2 x USB 3.1 Gen 1
USB-C 3.1 Gen 1
HDMI
LAN
Headphone/microphone combo jack
USB 3.1 Gen 1 (Always On)
2 x USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery)
Headphone/microphone combo jack
Memory Card Reader 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) -
SOFTWARE Lenovo IdeaPad 330-15IKB (81DC) Lenovo IdeaPad S540-13IML (81XA)
Operating System (OS) Windows 10 Home 64-bit Edition - English Windows 10 Home 64-bit Edition - English
Software Included Microsoft Office (30 days trial) Microsoft Office (30 days trial)
MISCELLANEOUS Lenovo IdeaPad 330-15IKB (81DC) Lenovo IdeaPad S540-13IML (81XA)
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
Security Slot Type Kensington security slot -
Theft/Intrusion Protection Security lock slot (cable lock sold separately) -
Features Administrator password, hard drive password, power-on password 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 - 0.599 W/kg (body), 0.599 W/kg (limb)
Specific Absorption Rate (SAR) - 0.599 W/kg (body)
0.599 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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