Lenovo ThinkPad X390 vs. Lenovo IdeaPad S145-15IGM (81MX)

Laptop Comparison, Reviews and Tests

Side by side comparison and review of Lenovo ThinkPad X390 and Lenovo IdeaPad S145-15IGM (81MX). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.

Lenovo ThinkPad X390 Review

Advantages and disadvantages of Lenovo ThinkPad X390 based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard comfort

impressive battery life

compact and portable

reliable performance

average display brightness

limited graphics capability

noisy under load

higher price point

Lenovo IdeaPad S145-15IGM (81MX) Review

Advantages and disadvantages of Lenovo IdeaPad S145-15IGM (81MX) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

lightweight design

solid build quality

decent processor performance

sufficient connectivity options

average display quality

limited storage capacity

no backlit keyboard

mediocre battery life

Laptop Comparison and Tests

Difference between Lenovo ThinkPad X390 and Lenovo IdeaPad S145-15IGM (81MX)
81 % - Design
72 % - Display
75 % - Performance
85 % - Connectivity
85 % - Battery
72 % - Design
63 % - Display
45 % - Performance
63 % - Connectivity
65 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad X390 vs. Lenovo IdeaPad S145-15IGM (81MX) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad X390 Lenovo IdeaPad S145-15IGM (81MX)
Product Type Notebook Notebook
Dimensions (WxDxH) 31.2 cm x 21.72 cm x 1.69 cm 36.22 cm x 25.15 cm x 1.99 cm
Weight 1.33 kg 1.85 kg
Case Material - Polycarbonate ABS
Colour - Granite black IMR
DISPLAY Lenovo ThinkPad X390 Lenovo IdeaPad S145-15IGM (81MX)
Screen Size (Type) 13.3" - TN 15.6" - TN
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1366 x 768 (HD) 1366 x 768 (HD)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 250 cd/m² 220 cd/m²
Colour Gamut 45% -
Features Anti-glare, 90° viewing angle Anti-glare
PROCESSOR Lenovo ThinkPad X390 Lenovo IdeaPad S145-15IGM (81MX)
CPU Intel Core i5 (8th Gen) 8365U / 1.6 GHz Intel Pentium Silver N5000 / 1.1 GHz
Max Turbo Speed 4.1 GHz 2.7 GHz
Number of Cores Quad-Core Quad-Core
Cache 6 MB 4 MB
64-bit Computing Yes Yes
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo ThinkPad X390 Lenovo IdeaPad S145-15IGM (81MX)
RAM 8 GB 4 GB (1 x 4 GB)
Max RAM Supported - 8 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed - 2400 MHz
Rated Speed - 2400 MHz
Form Factor - SO-DIMM 260-pin
Slots Qty - 1
Empty Slots - 0
STORAGE Lenovo ThinkPad X390 Lenovo IdeaPad S145-15IGM (81MX)
Main Storage Size (HDD/SSD) 256 GB SSD 1 TB HDD SATA 6Gb/s / 5400 rpm
AUDIO & VIDEO Lenovo ThinkPad X390 Lenovo IdeaPad S145-15IGM (81MX)
Graphics Processor (GPU) Intel UHD Graphics 620 Intel UHD Graphics 605
Camera Yes - 720p Yes
Resolution - 0.3 Megapixel
Sound Stereo speakers, dual array microphone Stereo speakers, microphone
Codec Realtek ALC3287 -
Compliant Standards High Definition Audio, Dolby Audio Premium High Definition Audio, Dolby Audio
COMMUNICATIONS Lenovo ThinkPad X390 Lenovo IdeaPad S145-15IGM (81MX)
Wireless 802.11a/b/g/n/ac, Bluetooth 5.0 802.11a/b/g/n/ac, Bluetooth 4.2
Wireless Controller Intel Wireless-AC 9560 M.2 Card
Network Interface Gigabit Ethernet -
Features - Single stream (1x1)
BATTERY Lenovo ThinkPad X390 Lenovo IdeaPad S145-15IGM (81MX)
Technology Lithium Ion Lithium Ion
Battery Capacity (Size) - 30 Wh
Battery Life - Up to 5.5 hours
AC ADAPTER Lenovo ThinkPad X390 Lenovo IdeaPad S145-15IGM (81MX)
Input AC 120/230 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output - 45 Watt
INPUT Lenovo ThinkPad X390 Lenovo IdeaPad S145-15IGM (81MX)
Type Keyboard, TrackPoint, UltraNav Keyboard, touchpad
Numeric Keypad - Yes
Features Spill-resistant, multi-touch touchpad, buttonless touchpad Multi-touch touchpad, buttonless touchpad
CONNECTIONS & EXPANSIONS Lenovo ThinkPad X390 Lenovo IdeaPad S145-15IGM (81MX)
Interfaces USB 3.1 Gen 1
USB 3.1 Gen 1 (Always On)
USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery)
USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery)
HDMI
Lenovo Ethernet extension connector
Dock
Headphone/microphone combo jack
LAN (on supplied cable)
USB 2.0
2 x USB 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 Lenovo ThinkPad X390 Lenovo IdeaPad S145-15IGM (81MX)
Operating System (OS) Windows 10 Pro (Microsoft Authorized Refurbisher (MAR)) Windows 10 Home in S mode - English
Software Included - Microsoft Office (30 days trial)
MISCELLANEOUS Lenovo ThinkPad X390 Lenovo IdeaPad S145-15IGM (81MX)
Dockable Yes -
Included Accessories - Power adapter
Security - 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
Compliant Standards ISO 9001, ISO 14001, ISO 27001 RoHS, Energy-Related Products (ErP) Lot 3
ENERGY STAR Certified Yes -
Manufacturer Warranty - Limited warranty - 1 year - pick-up and return
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