Lenovo ThinkPad X1 Extreme (20MF) vs. Lenovo IdeaPad S145-15API (81UT)

Laptop Comparison, Reviews and Tests
Lenovo ThinkPad X1 Extreme (20MF)
Lenovo ThinkPad X1 Extreme (20MF)

In depth comparison and review of Lenovo ThinkPad X1 Extreme (20MF) and Lenovo IdeaPad S145-15API (81UT). 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 S145-15API (81UT) Review

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

affordable price

lightweight design

decent processor performance

sufficient connectivity options

simple user interface

average display quality

limited battery life

modest graphics capability

no backlight keyboard

Laptop Comparison and Tests

Difference between Lenovo ThinkPad X1 Extreme (20MF) and Lenovo IdeaPad S145-15API (81UT)
69 % - Design
63 % - Display
65 % - Performance
72 % - Connectivity
65 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad X1 Extreme (20MF) vs. Lenovo IdeaPad S145-15API (81UT) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad X1 Extreme (20MF) Lenovo IdeaPad S145-15API (81UT)
Product Type Notebook Notebook
Dimensions (WxDxH) 36.18 cm x 24.57 cm 36.22 cm x 25.15 cm x 1.99 cm
Weight - 1.85 kg
Case Material Aluminum, glass-fibre reinforced plastic, carbon fibre reinforced plastic Polycarbonate ABS
Colour Black Granite black IMR
DISPLAY Lenovo ThinkPad X1 Extreme (20MF) Lenovo IdeaPad S145-15API (81UT)
Screen Size (Type) 15.6" - IPS 15.6" - TN
LCD Backlight Technology LED backlight LED backlight
Screen Resolution - 1366 x 768 (HD)
Widescreen - Yes
Image Aspect Ratio 16:9 16:9
Image Brightness - 220 cd/m²
Features Anti-glare Anti-glare
PROCESSOR Lenovo ThinkPad X1 Extreme (20MF) Lenovo IdeaPad S145-15API (81UT)
CPU No CPU AMD Ryzen 3 3200U / 2.6 GHz
Max Turbo Speed - 3.5 GHz
Number of Cores - Dual-Core
Cache - L3 - 4 MB
64-bit Computing - Yes
Chipset Mobile Intel CM246 -
Features - Integrated memory controller
MEMORY Lenovo ThinkPad X1 Extreme (20MF) Lenovo IdeaPad S145-15API (81UT)
RAM - 4 GB (provided memory is soldered)
Max RAM Supported - 12 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed - 2400 MHz
Rated Speed - 2400 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 2 1
Empty Slots 2 1
STORAGE Lenovo ThinkPad X1 Extreme (20MF) Lenovo IdeaPad S145-15API (81UT)
Main Storage Size (HDD/SSD) - 128 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkPad X1 Extreme (20MF) Lenovo IdeaPad S145-15API (81UT)
Graphics Processor (GPU) - AMD Radeon Vega 3
Camera - Yes
Resolution - 0.3 Megapixel
Sound Stereo speakers, dual array microphone Stereo speakers, microphone
Codec Realtek ALC3286 -
Compliant Standards High Definition Audio, Dolby Audio Premium, Dolby Atmos High Definition Audio, Dolby Audio
COMMUNICATIONS Lenovo ThinkPad X1 Extreme (20MF) Lenovo IdeaPad S145-15API (81UT)
Wireless - 802.11a/b/g/n/ac, Bluetooth 4.2
Wireless Controller - M.2 Card
Features - Single stream (1x1)
BATTERY Lenovo ThinkPad X1 Extreme (20MF) Lenovo IdeaPad S145-15API (81UT)
Technology Lithium Ion Lithium Ion
Battery Capacity (Size) 80 Wh 30 Wh
Battery Life Up to 14.9 hours Up to 4 hours
AC ADAPTER Lenovo ThinkPad X1 Extreme (20MF) Lenovo IdeaPad S145-15API (81UT)
Input AC 120/230 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output - 65 Watt
INPUT Lenovo ThinkPad X1 Extreme (20MF) Lenovo IdeaPad S145-15API (81UT)
Type Keyboard, TrackPoint, UltraNav Keyboard, touchpad
Numeric Keypad - Yes
Keyboard Backlight Yes -
Features Spill-resistant, multi-touch touchpad, buttonless touchpad Multi-touch touchpad, buttonless touchpad
CONNECTIONS & EXPANSIONS Lenovo ThinkPad X1 Extreme (20MF) Lenovo IdeaPad S145-15API (81UT)
Interfaces USB 3.1 Gen 1
USB 3.1 Gen 1 (Always On)
2 x USB-C (supports Thunderbolt 3)
HDMI
Headphone/microphone combo jack
Lenovo Ethernet extension connector
USB 2.0
2 x USB 3.1 Gen 1
HDMI
Headphone/microphone combo jack
Memory Card Reader Yes (SD Card, SDHC Card, SDXC Card, SDXC UHS-II Card) 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card)
SOFTWARE Lenovo ThinkPad X1 Extreme (20MF) Lenovo IdeaPad S145-15API (81UT)
Operating System (OS) No operating system Windows 10 Home in S mode - English
Software Included - Microsoft Office (30 days trial)
MISCELLANEOUS Lenovo ThinkPad X1 Extreme (20MF) Lenovo IdeaPad S145-15API (81UT)
Included Accessories Power adapter Power adapter
Security 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, RapidCharge, MIL-STD-810G tested Administrator password, hard drive password, power-on password
Compliant Standards RoHS RoHS, Energy-Related Products (ErP) Lot 3
SAR Value 0.193 W/kg (body), 0.193 W/kg (limb) -
ENERGY STAR Certified Yes -
Manufacturer Warranty - Limited warranty - 1 year - pick-up and return
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