Lenovo ThinkPad X240 vs. Lenovo Miix 520-12IKB (20M3)

Laptop Comparison, Reviews and Tests
Lenovo Miix 520-12IKB (20M3)
Lenovo Miix 520-12IKB (20M3)

Our Rating: 78 %

Detailed comparison and review of Lenovo ThinkPad X240 and Lenovo Miix 520-12IKB (20M3). 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 ThinkPad X240 Review

Advantages and disadvantages of Lenovo ThinkPad X240 based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard feel

good battery life

compact and portable

efficient power management

average display quality

limited graphics performance

older processor model

noisy under load

Lenovo Miix 520-12IKB (20M3) Review

Advantages and disadvantages of Lenovo Miix 520-12IKB (20M3) based on its technical characteristics, features, user experience, expert reviews and price level.

versatile 2-in-1 design

responsive touch screen

robust build quality

decent processor performance

includes digital pen

average battery life

heavier than competitors

noisy under load

limited port selection

Laptop Comparison and Tests

Difference between Lenovo ThinkPad X240 and Lenovo Miix 520-12IKB (20M3)
69 % - Design
64 % - Display
65 % - Performance
75 % - Connectivity
75 % - Battery
82 % - Design
72 % - Display
75 % - Performance
78 % - Connectivity
74 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad X240 vs. Lenovo Miix 520-12IKB (20M3) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad X240 Lenovo Miix 520-12IKB (20M3)
Product Type Ultrabook Tablet - with detachable keyboard
Dimensions (WxDxH) 30.48 cm x 20.83 cm x 2.03 cm -
Dimensions (WxDxH) - tablet - 30 cm x 20.5 cm x 0.99 cm
Dimensions (WxDxH) / Weight Details - 30.39 cm x 21.91 cm x 0.6 cm / 380 g - keyboard dock
30 cm x 20.5 cm x 0.99 cm / 880 g - tablet
Weight 1.42 kg 880 g
Case Material - Magnesium-aluminum alloy
Colour - Iron grey
DISPLAY Lenovo ThinkPad X240 Lenovo Miix 520-12IKB (20M3)
Screen Size (Type) 12.5" 12.2" - IPS
Touchscreen - Yes (10-point multi-touch)
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1366 x 768 (HD) 1920 x 1200 (WUXGA)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:10
Image Brightness - 320 cd/m²
PROCESSOR Lenovo ThinkPad X240 Lenovo Miix 520-12IKB (20M3)
CPU Intel Core i5 (4th Gen) 4300U / 1.9 GHz Intel Core i3 (7th Gen) 7130U / 2.7 GHz
Max Turbo Speed 2.9 GHz -
Number of Cores Dual-Core Dual-Core
Cache 3 MB 3 MB
64-bit Computing Yes Yes
Features Intel Turbo Boost Technology 2.0 Hyper-Threading Technology, integrated memory controller, Intel Smart Cache
MEMORY Lenovo ThinkPad X240 Lenovo Miix 520-12IKB (20M3)
RAM 4 GB 4 GB (provided memory is soldered)
RAM Type DDR3 SDRAM DDR4 SDRAM
Speed - 2133 MHz
Rated Speed - 2133 MHz
Form Factor SO-DIMM 204-pin -
STORAGE Lenovo ThinkPad X240 Lenovo Miix 520-12IKB (20M3)
Main Storage Size (HDD/SSD) 120 GB SSD 128 GB SSD M.2 2242 PCIe
AUDIO & VIDEO Lenovo ThinkPad X240 Lenovo Miix 520-12IKB (20M3)
Graphics Processor (GPU) Intel HD Graphics 4400 Intel HD Graphics 620
Camera Yes Yes
Resolution - 8 Megapixel (rear), 5 Megapixel (front)
Camera Features - Rear camera with auto focus
Sound - Stereo speakers, dual array microphone
Compliant Standards - High Definition Audio, Dolby Audio X2
COMMUNICATIONS Lenovo ThinkPad X240 Lenovo Miix 520-12IKB (20M3)
Wireless 802.11a/b/g/n 802.11a/b/g/n/ac, Bluetooth 4.1
Wireless Controller - M.2 Card
Network Interface Gigabit Ethernet -
Features - Dual stream (2x2)
BATTERY Lenovo ThinkPad X240 Lenovo Miix 520-12IKB (20M3)
Technology - 2-cell lithium polymer
Battery Capacity (Size) - 39 Wh
Battery Life - Up to 8 hours
AC ADAPTER Lenovo ThinkPad X240 Lenovo Miix 520-12IKB (20M3)
Input - AC 100-240 V (50/60 Hz)
Output - 45 Watt
INPUT Lenovo ThinkPad X240 Lenovo Miix 520-12IKB (20M3)
Type Keyboard, TrackPoint, UltraNav Keyboard, digitizer, touchpad, digital pen
Keyboard Backlight - Yes
Features - Multi-touch touchpad
CONNECTIONS & EXPANSIONS Lenovo ThinkPad X240 Lenovo Miix 520-12IKB (20M3)
Interfaces Dock Headphone/microphone combo jack
USB-C 3.1 Gen 1 (supports DisplayPort 1.2, VGA, HDMI)
USB 3.1 Gen 1
Memory Card Reader - Yes (microSD)
SOFTWARE Lenovo ThinkPad X240 Lenovo Miix 520-12IKB (20M3)
Operating System (OS) Windows 10 Pro Windows 10 Pro 64-bit Edition - English
Software Included - Microsoft Office (Trial)
MISCELLANEOUS Lenovo ThinkPad X240 Lenovo Miix 520-12IKB (20M3)
Dockable Yes -
Included Accessories Power adapter Power adapter, keyboard, Lenovo Active Pen 2
Integrated Options - Gyro sensor, G-sensor, hall sensor
Security - Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
Compliant Standards ISO 9001, ISO 14001, ISO 27001 RoHS
ENERGY STAR Certified - Yes
EPEAT Compliant - EPEAT Silver
Manufacturer Warranty Limited warranty - 2 years - pick-up and return Limited warranty - 1 year - pick-up and return
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