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Samsung Galaxy Book Flex 13” vs. Lenovo Legion 5i 15”: Full specs comparison

Here is a comparison of the specs between Samsung Galaxy Book Flex 13” and Lenovo Legion 5i 15”, including CPU, RAM, storage, battery, display, and more.

Compare With Please enter device name or part of it Samsung Galaxy Book Flex 13” See at Amazon	Compare With Please enter device name or part of it Lenovo Legion 5i 15” See at Amazon

Samsung Galaxy Book Flex 13” Pros

Reasons that Samsung Galaxy Book Flex 13” is better than Lenovo Legion 5i 15”.

Samsung Galaxy Book Flex 13” supports a faster memory speed than the Lenovo Legion 5i 15”. It supports up to 3733MHz versus 2933 MHz of system memory on the Lenovo Legion 5i 15”.

Memory type and speed

Samsung Galaxy Book Flex 13” - LPDDR4X

3,733 MHz

Lenovo Legion 5i 15” - DDR4

2,933 MHz

Samsung Galaxy Book Flex 13” weighed 2.56 pounds, 50% lighter than the 5.07 pounds Lenovo Legion 5i 15”.

Weight	Samsung Galaxy Book Flex 13”	Lenovo Legion 5i 15”
Pound	2.56 lbs.	5.07 lbs.
Kilogram	1.16 kg	2.30 kg

Lenovo Legion 5i 15” Pros

Reasons that Lenovo Legion 5i 15” is better than Samsung Galaxy Book Flex 13”.

Intel Core i7-10875H inside Lenovo Legion 5i 15” has a 84% better multi-core CPU performance score than the Intel Core i7-1065G7 inside Samsung Galaxy Book Flex 13”.

Geekbench 5 multi-core score

Lenovo Legion 5i 15” - Intel Core i7-10875H

6,874

Lenovo Legion 5i 15” - Intel Core i7-10750H

5,412

Lenovo Legion 5i 15” - Intel Core i5-10300H

3,747

Samsung Galaxy Book Flex 13” - Intel Core i7-1065G7

3,722

Lenovo Legion 5i 15” supports a larger memory capacity than the Samsung Galaxy Book Flex 13”. It supports up to 32GB versus 16GB of system memory on the Samsung Galaxy Book Flex 13”.

Max system memory size

Lenovo Legion 5i 15”

32 GB

Samsung Galaxy Book Flex 13”

16 GB

Lenovo Legion 5i 15” comes with two SODIMM slots that allow you to replace or upgrade when needed. On the flip side, you can't upgrade RAM on the Samsung Galaxy Book Flex 13” since it has onboard memory.

Memory	Samsung Galaxy Book Flex 13”	Lenovo Legion 5i 15”
Slots	Onboard	x2
Type	LPDDR4X	DDR4

Configurable up to NVIDIA GeForce RTX 3060 6GB GDDR6 vs. integrated

Lenovo Legion 5i 15” has a 15.6-inch screen size 17% larger than the 13.3-inch Samsung Galaxy Book Flex 13”.

Display size

Lenovo Legion 5i 15”

15.6-inch

Samsung Galaxy Book Flex 13”

13.3-inch

Prices

Here are the latest price updates and offers for both devices.

Samsung Galaxy Book Flex 13” Price
	Samsung Galaxy Book Flex 13.3” Laptop\|QLED Display and Intel Core i7 Processor\|8GB Memory\|512GB SSD\|Long Battery Life and Bluetooth-Enabled S Pen\|(NP930QCG-K01US),Royal Blue By SAMSUNG $1,299.00	See at Amazon
	Samsung Galaxy Book Flex Alpha 13.3-inch FHD Touch 512GB SSD 1.8GHz i7 2-in-1 Laptop (12GB RAM, Quad-Core i7-10510U, 360 Flip-and-Fold Design, Windows 10 NP730QCJ-K02US (Renewed) By SAMSUNG $845.00 $979.99 14% OFF	See at Amazon
	SAMSUNG - Galaxy Book Flex2 Alpha 13.3" QLED Touch-Screen Laptop - Intel Core i7-1165G7-16GB Memory - 512GB SSD - Mystic Black By SAMSUNG $900.00	See at Amazon
Lenovo Legion 5i 15” Price
	Lenovo Legion 5i 15.6" Gaming Laptop Intel Core i7-10750H NVIDIA GeForce GTX 1660 Ti 16GB Ram 512GB SSD 1TB HDD W10H By Lenovo $569.99	See at Amazon
	Lenovo Legion Pro 5i Gaming Laptop, 16" WQHD IPS 165Hz Display, GeForce RTX 4070, Intel 13th Gen i9-13900HX, 32GB DDR5 RAM, WD_Black 2TB SSD, Webcam, 4-Zone RGB Backlit KB, Wi-Fi 6E, Windows 11 Home By Lenovo $2,054.88 $2,299.00 11% OFF	See at Amazon
	Lenovo Legion 5 Gaming Laptop 15.6" WQHD IPS 165Hz 350nits 100% sRGB AMD Octa-Core Ryzen 7 7735HS 16GB RAM 1TB SSD GeForce RTX 4060 8GB USB-C Backlit Rapid Charge Win11 + HDMI Cable By Lenovo $1,098.99	See at Amazon

Availability	Samsung Galaxy Book Flex 13”	Lenovo Legion 5i 15”
Released	2019	2020
Release Date	Announced at Samsung Developer Conference 2019 (SDC19) Announced on October 30, 2019	Announced in April 2020
Pricing	1349.99 - i7 \| 16GB RAM \| 512GB SSD	Starting at $999.99

Exterior	Samsung Galaxy Book Flex 13”	Lenovo Legion 5i 15”
Dimensions	11.91" x 7.99" x 0.51" (302.6 x 202.9 x 12.9 mm)	14.3" x 10.2" x 0.93 - 1.03" / 363.06mm x 259.61mm x 23.57 – 26.1mm
Weight	2.56 lbs (1.16 kg)	Starting at 5.07 lbs (2.3 kg)
Colors	Royal Blue	Phantom Black
Keyboard and Trackpad	Full size, backlit chiclet keyboard The fingerprint sensor next to the arrow keys of the keyboard. Precise Glass Touchpad Wireless PowerShare with Microsoft Precision Touchpad support.	Keyboard Backlit full-size with the white backlit keyboard. 4-zone RGB (optional) Touchpad Precision Touchpad. Supports multi-touch gesture.

Display	Samsung Galaxy Book Flex 13”	Lenovo Legion 5i 15”
Size	13.3 Inches	15.6 Inches
Info	Resolution: 1920 x 1080 Aspect Ratio: 16:9 Panel Type: QLED	15.6" FHD 60Hz 1920 x 1080, IPS, 60 Hz, <25 ms Response Time, 100% sRGB, 300 nits. 15.6" FHD 120Hz 1920 x 1080, IPS, 120 Hz, <25 ms Response Time, 45% NTSC, 250 nits. 15.6" FHD 144Hz 1920 x 1080, IPS, 144 Hz, <3 ms Response Time, 100% sRGB, 500 nits, Dolby Vision™ Enabled. 15.6" FHD 240Hz HDR 1920 x 1080, IPS, 240 Hz, <1 ms Response Time, 100% sRGB, 500 nits, VESA DisplayHDR 400 Certified, Dolby Vision™ Enabled.

Ports	Samsung Galaxy Book Flex 13”	Lenovo Legion 5i 15”
2 x USB Type-C with Thunderbolt 3 Supports Power Delivery and DisplayPort. 1 x USB Type-C 3.1 Supports Power Delivery and DisplayPort. 1 x S Pen Storage 1 x UFS & MicroSDXC card reader (up to 1TB) 1 x Headphone out/Mic-in Combo	1 x USB 3.1 Gen 1 Type-C (with DisplayPort) 1 x USB 3.1 Gen 1 Type-A (always on) 3 x USB 3.1 Gen 1 Type-A 1 x HDMI™ 2.0 1 x RJ45 Ethernet 1 x Kensington MiniSaver Lock slot 1 x 3.5mm microphone/headphone combo 1 x Power input 1 x NOVO hole

Internal Specs	Samsung Galaxy Book Flex 13”	Lenovo Legion 5i 15”
Processor	10th Gen Intel® Core™ i7-1065G7 4 cores, 8 threads, 1.30 → 3.90 GHz, 8MB SmartCache, 15W	10th Gen Intel® Core™ i5-10300H 4 cores, 8 threads, 2.50 → 4.50 GHz, 8MB SmartCache, 45W 10th Gen Intel® Core™ i7-10750H 6 cores, 12 threads, 2.60 → 5.00 GHz, 12MB SmartCache, 45W 10th Gen Intel® Core™ i7-10875H 8 cores, 16 threads, 2.30 → 5.10 GHz, 16MB SmartCache, 45W
Integrated Graphics	10th Gen Intel® Core™ i7-1065G7 Intel® Iris® Plus Graphics 64 Execution Units, 300 → 1100 MHz	10th Gen Intel® Core™ i5-10300H Intel® UHD Graphics 630 24 Execution Units, 350 → 1050 MHz 10th Gen Intel® Core™ i7-10750H Intel® UHD Graphics 630 24 Execution Units, 350 → 1150 MHz 10th Gen Intel® Core™ i7-10875H Intel® UHD Graphics 630 24 Execution Units, 350 → 1200 MHz
Memory	Memory Slots Onboard Memory Memory Configurations Memory Size: Up to 16 GB Memory Speed: 3733 MHz	Memory Slots 2 x DDR4 SODIMM Memory Configurations Minimum Memory: 8GB Maximum Memory: 32GB Memory Speed: 2933MHz
Discrete Graphics	-	NVIDIA® GeForce® GTX 1650 (4GB GDDR5) NVIDIA® GeForce® GTX 1650 Ti (4GB GDDR6) NVIDIA® GeForce® GTX 1660 Ti (6GB GDDR6) NVIDIA® GeForce RTX™ 2060 (6GB GDDR6)
Storage	Hard Drive Slots 1 x M.2 2230/2280 PCIe SSD slot Hard Drive Configurations Up to 1TB M.2 NVMe PCIe SSD	Storage Slots 1 x M.2 2230/2280 PCIe SSD slot 1 x 2.5 inches hard drive slot Storage Configurations 128 GB/256 GB/512 GB/1 TB PCIe NVMe SSD 1 TB/2 TB HDD

Connectivity	Samsung Galaxy Book Flex 13”	Lenovo Legion 5i 15”
Wi-Fi	Wi-Fi 6 (802.11 ax 2X2)	WiFi 6 802.11AX (2 x 2) Up to 2400 Mbps, WiFi 802.11 b/g/a/n/ac/ax.
Bluetooth	Bluetooth® v 5.0	Bluetooth 5.0
Ethernet	-	Gigabit LAN Speed: 10/100/1000 Mbps.

Battery	Samsung Galaxy Book Flex 13”	Lenovo Legion 5i 15”
Size	69.7 Wh	60 Wh (4 Cell polymer) 80 Wh (4 Cell polymer)
Battery Life	20 hours	Up to 7.7 hours 80Wh models Up to 6.8 hours 60Wh models
Power Supply	65W Power Adapter	170W AC power adapter Lenovo proprietary charging port. 230W AC power adapter Lenovo proprietary charging port.

Software	Samsung Galaxy Book Flex 13”	Lenovo Legion 5i 15”
OS	Windows 10 Home Windows 10 Pro	Windows 10 Home 64-bit Windows 10 Pro 64-bit
Built-in Apps	Link Sharing Live Message Live Wallpaper McAfee Live Safe (60 days trial) Samsung Gallery Quick Search Samsung DeX Samsung Flow Samsung Notes Samsung Recovery Samsung Settings Studio Plus Samsung Update teamPL	Lenovo Vantage Lenovo PC Manager McAfee LiveSafe™ Lenovo Antivirus Microsoft Office Trial5 Power2Go

Camera & Audio	Samsung Galaxy Book Flex 13”	Lenovo Legion 5i 15”
Camera	HD front-facing camera	Front-facing camera Top-mount front camera with fixed focus lens, 0.92 Megapixels (1280 x 720 HD) at 30 fps.
Audio	AKG Stereo Speakers Smart Amp (Max 5 W x 2) Internal Digital Mic	2 x 2W Harman Kardon® Speaker System with Chamber Dolby Atmos® Headphone Support Dual-array microphones

Misc	Samsung Galaxy Book Flex 13”	Lenovo Legion 5i 15”
Inking	Yes (Built-in S Pen)	-
Sensors	Fingerprint sensor	-
Security	TPM Fingerprint Reader	Chassis Kensington® Wedge security lock
In the box	Samsung Galaxy Book Flex 13 AC adapter (wall mount) Quickstart Guide (paper) Ejection pin S Pen nib Tweezers	Legion 5i 15" AC Adapter Internal Battery Quick start guide
Warranty	1-year limited warranty	1 Year Depot or Carry-in

Key Features	Samsung Galaxy Book Flex 13”	Lenovo Legion 5i 15”
At Glance	Released in Late 2019 16:9 FHD 13.3” 1080p 60Hz Weight 2.56 lb 1.16 kg Powered By Intel Core i7-1065G7 4C/8T, 1.30 → 3.90 GHz Geekbench 5 1,088 Single Core Geekbench 5 3,722 Multi-Core With integrated Intel® Iris® Plus Graphics 64 Execution Units, 300 → 1100 MHz Configurable up to 16GB 3733 MHz LPDDR4X	Released in 2020 16:9 FHD 15.6” HDR 240Hz Weight 5.07 lb 2.30 kg Up to Intel Core i7-10875H 8C/16T, 2.30 → 5.10 GHz Geekbench 5 1,192 Single Core Geekbench 5 6,874 Multi-Core With integrated Intel® UHD Graphics 630 24 Execution Units, 350 → 1200 MHz Upgradable up to 32GB 2933 MHz DDR4 NVIDIA GeForce RTX 3060 6GB GDDR6