Lenovo Thinkpad 13 (2nd Gen) (20J2) vs. Lenovo ThinkPad X1 Tablet (3rd Gen) (20KJ)

Laptop Comparison, Reviews and Tests
Lenovo Thinkpad 13 (2nd Gen) (20J2)

In depth comparison and review of Lenovo Thinkpad 13 (2nd Gen) (20J2) and Lenovo ThinkPad X1 Tablet (3rd Gen) (20KJ). 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.

Laptop Specifications Comparison

Lenovo Thinkpad 13 (2nd Gen) (20J2) vs. Lenovo ThinkPad X1 Tablet (3rd Gen) (20KJ) Comparison Chart
DESIGN AND DIMENSIONS Lenovo Thinkpad 13 (2nd Gen) (20J2) Lenovo ThinkPad X1 Tablet (3rd Gen) (20KJ)
Product Type Ultrabook Tablet - with detachable keyboard
Dimensions (WxDxH) 32.24 cm x 22.28 cm x 1.98 cm -
Dimensions (WxDxH) - tablet - 30.41 cm x 22.6 cm x 0.89 cm
Dimensions (WxDxH) / Weight Details - 30.41 cm x 22.6 cm x 0.89 cm / 890 g - tablet
30.41 cm x 22.6 cm x 1.51 cm / 1.27 kg - tablet with keyboard
Weight 1.44 kg 890 g
Case Material Polycarbonate ABS Aluminum, magnesium alloy
Colour Pure black Black
DISPLAY Lenovo Thinkpad 13 (2nd Gen) (20J2) Lenovo ThinkPad X1 Tablet (3rd Gen) (20KJ)
Screen Size (Type) 13.3" - TN 13" - IPS
Touchscreen - Yes (10-point multi-touch)
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1366 x 768 (HD) 3000 x 2000 (QHD+)
Widescreen Yes Yes
Image Aspect Ratio 16:9 3:2
Image Brightness 250 cd/m² 400 cd/m²
Features Anti-glare Glossy, Corning Gorilla glass, WideView, anti-fingerprint
PROCESSOR Lenovo Thinkpad 13 (2nd Gen) (20J2) Lenovo ThinkPad X1 Tablet (3rd Gen) (20KJ)
CPU Intel Core i3 (7th Gen) 7100U / 2.4 GHz Intel Core i5 (8th Gen) 8250U / 1.6 GHz
Max Turbo Speed - 3.4 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 Thinkpad 13 (2nd Gen) (20J2) Lenovo ThinkPad X1 Tablet (3rd Gen) (20KJ)
RAM 4 GB (1 x 4 GB) 8 GB (provided memory is soldered)
Max RAM Supported 32 GB -
RAM Type DDR4 SDRAM LPDDR3 SDRAM
Speed 2133 MHz 1866 MHz
Rated Speed 2400 MHz 2133 MHz
Form Factor SO-DIMM 260-pin -
Slots Qty 2 -
Empty Slots 1 -
STORAGE Lenovo Thinkpad 13 (2nd Gen) (20J2) Lenovo ThinkPad X1 Tablet (3rd Gen) (20KJ)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption - Intel 256 GB SSD M.2 PCIe - TCG Opal Encryption 2, NVM Express (NVMe) - Samsung
AUDIO & VIDEO Lenovo Thinkpad 13 (2nd Gen) (20J2) Lenovo ThinkPad X1 Tablet (3rd Gen) (20KJ)
Graphics Processor (GPU) Intel HD Graphics 620 Intel UHD Graphics 620
Camera Yes - 720p Yes
Resolution - 8 Megapixel (rear), 2 Megapixel (front)
Camera Features - IR camera, rear camera with auto focus, rear camera with flash
Sound Stereo speakers, dual array microphone Stereo speakers, two microphones
Codec Realtek ALC3268 Realtek ALC3278
Compliant Standards High Definition Audio -
COMMUNICATIONS Lenovo Thinkpad 13 (2nd Gen) (20J2) Lenovo ThinkPad X1 Tablet (3rd Gen) (20KJ)
Wireless 802.11a/b/g/n/ac, Bluetooth 4.1 802.11a/b/g/n/ac, Bluetooth 4.1
Wireless Controller Intel Dual Band Wireless-AC 8265 - M.2 Card Intel Dual Band Wireless-AC 8265 - M.2 Card
Features Gigabit Ethernet via optional Ethernet (RJ-45) adapter -
WWAN
Generation - 4G
Technology - UMTS, HSPA, HSPA+, DC-HSPA+, LTE Advanced
Controller - Sierra Wireless EM7455
BATTERY Lenovo Thinkpad 13 (2nd Gen) (20J2) Lenovo ThinkPad X1 Tablet (3rd Gen) (20KJ)
Technology 3-cell Lithium Ion Lithium Ion
Battery Capacity (Size) 42 Wh 42 Wh
Battery Life Up to 14.56 hours Up to 9.5 hours
AC ADAPTER Lenovo Thinkpad 13 (2nd Gen) (20J2) Lenovo ThinkPad X1 Tablet (3rd Gen) (20KJ)
Input AC 120/230 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output 45 Watt, 20 V 65 Watt
INPUT Lenovo Thinkpad 13 (2nd Gen) (20J2) Lenovo ThinkPad X1 Tablet (3rd Gen) (20KJ)
Type Keyboard, TrackPoint, UltraNav Keyboard, digitizer, TrackPoint, digital pen, UltraNav
Keyboard Backlight - Yes
Features Multi-touch touchpad, buttonless touchpad Volume control, multi-touch touchpad, buttonless touchpad
CONNECTIONS & EXPANSIONS Lenovo Thinkpad 13 (2nd Gen) (20J2) Lenovo ThinkPad X1 Tablet (3rd Gen) (20KJ)
Slots - 1 x Nano-SIM card (1 free)
Interfaces 2 x USB 3.1 Gen 1/USB 3.0
USB 3.1 Gen 1/USB 3.0 (Always On)
USB-C
Headphone/microphone combo jack
OneLink+ connector
HDMI
2 x USB-C 3.1 Gen 1 (Power Delivery 3.0)
Pogo keyboard connector
Headphone/microphone combo jack
Memory Card Reader 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) Yes (microSD, microSDHC, microSDXC)
SOFTWARE Lenovo Thinkpad 13 (2nd Gen) (20J2) Lenovo ThinkPad X1 Tablet (3rd Gen) (20KJ)
Operating System (OS) Windows 10 Pro 64-bit Edition Windows 10 Pro 64-bit Edition
MISCELLANEOUS Lenovo Thinkpad 13 (2nd Gen) (20J2) Lenovo ThinkPad X1 Tablet (3rd Gen) (20KJ)
Dockable Yes Yes
Included Accessories Power adapter Keyboard, ThinkPad Pen Pro, USB-C power adapter, pen holder
Integrated Options - Ambient light sensor, 3-axis gyro sensor, 3-axis accelerometer, 3-axis compass
Security Trusted Platform Module (TPM 2.0) Security Chip Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
Security Slot Type Kensington security slot Kensington mini security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) Security lock slot (cable lock sold separately)
Features Administrator password, hard drive password, power-on password, MIL-STD-810G tested Reset switch, MIL-STD-810G tested
Navigation Receiver - GPS
Compliant Standards RoHS RoHS, GREENGUARD, low halogen
SAR Value - 1.51 W/kg (body), 1.51 W/kg (limb)
ENERGY STAR Certified Yes -
Manufacturer Warranty - Limited warranty - 3 years - pick-up and return
Limited warranty - battery - 1 year
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