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Lenovo IdeaPad Slim 5i 16" vs LG gram Book 15 Touch Laptop

Buy the Lenovo IdeaPad Slim 5i for more power, more storage and a sharper 16-inch screen. Buy the LG gram Book if you want a lighter touchscreen laptop with long battery life and a lower everyday price. The Lenovo's best new price is $539.00 at Walmart as of November 7, 2026, and the LG's is $599.99 at Best Buy the same day. The Lenovo has sold as low as $359.99 on November 3, 2026, so its current price sits well above its recent floor.

Today the Lenovo IdeaPad Slim 5i 16" costs $60.99 less at its best price.

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Lenovo
Lenovo 16" IdeaPad Slim 5i Laptop with Microsoft 365 Personal

Lenovo IdeaPad Slim 5i 16"

Lenovo 16" IdeaPad Slim 5i Laptop with Microsoft 365 Personal

$539.00at WalmartObserved at 12:15 AM
See all prices and details
Visit Walmart

Choose the IdeaPad Slim 5i if you want a 16-inch 1920 x 1200 touchscreen, 16 GB RAM, a 1 TB SSD and a 10-core Intel Core 7 for heavy multitasking.

Pros
  • 10-core Intel Core 7 240H handles heavy multitasking better than a U-series chip
  • 1 TB SSD holds far more files than 512 GB
  • 1920 x 1200 screen gives more vertical room than 1080p
  • USB-A, USB-C, HDMI and a headphone jack cover most accessories
  • RAM can be upgraded to 32 GB later
Cons
  • At 4 lb it is heavier than the LG
  • No rated battery life, and a 10-core chip likely drains faster
  • Best new price of $539.00 is above its $359.99 low on November 3, 2026
  • No Wi-Fi 7 listed
LG
LG gram Book 15" Touch-Screen Laptop

LG gram Book 15 Touch Laptop

LG gram Book 15" Touch-Screen Laptop

4.6(41 ratings)
$599.99at Best BuyObserved at 12:43 PM
See all prices and details
Visit Best Buy

Choose the LG gram Book if you want a 3.7 lb laptop with a rated 10 hours of battery and Copilot AI tools for study, email and web work.

Pros
  • 3.7 lb makes it easier to carry daily
  • Rated 10 hours of battery life
  • Wi-Fi 7 and Bluetooth 5.4 are newer wireless standards
  • Second M.2 slot lets you add storage later
  • 4.6 out of 5 from 41 ratings, with buyers praising portability and battery life
Cons
  • 512 GB SSD is half the Lenovo's capacity
  • 1.5 GHz base clock and 6 cores are weaker for heavy work
  • Only HDMI is listed among ports, so expect dongles
  • Best new price of $599.99 is higher than the Lenovo's $539.00

What separates them

Lenovo IdeaPad Slim 5i 16"LG gram Book 15 Touch Laptop
Screen16-inch 1920 x 1200, 60 Hz, anti-glare, touch15.6-inch 1920 x 1080, 60 Hz, anti-glare, touch, up to 300 nits
ProcessorIntel Core 7 240H, 10 cores, up to 4.4 GHzIntel Core Ultra 5 115U, 6 cores, 1.5 GHz base
Memory16 GB installed, expandable to 32 GB16 GB dual-channel DDR4
Storage1 TB SSD512 GB Gen4 NVMe SSD, second M.2 slot for upgrades
Weight4 lb3.7 lb
BatteryNot rated in the listingRated 10 hours
PortsUSB-A, USB-C, HDMI, 3.5 mm jackHDMI listed
WirelessNot specifiedWi-Fi 7 and Bluetooth 5.4

Price history

$799.99$359.99
Oct 30Nov 7
  • Lenovo IdeaPad Slim 5i 16": lowest $359.99 on Nov 3 at eBay; $539.00 on Nov 7.
  • LG gram Book 15 Touch Laptop: lowest $449.99 on Oct 31 at Best Buy; $599.99 on Nov 7.

Prices at every store

Lenovo IdeaPad Slim 5i 16"

  • SourceAssetsNew

    In stock

    $689.99Observed at 12:15 AM
    Visit SourceAssets
  • B&H Photo-Video-AudioNew

    In stock

    $799.99Observed at 12:42 PM
    Visit B&H Photo-Video-Audio
  • Best BuyNew

    In stock

    $999.99Free shippingObserved at 12:43 PM
    Visit Best Buy
  • WalmartNew

    Availability unknownSold by ComputerSmartTechs

    $539.00Observed at 12:15 AM
    Visit Walmart

Also available at

  • WalmartCheck price at Walmart
  • CompSourceCheck price at CompSource
  • Alinc TechnologiesCheck price at Alinc Technologies

Store links may earn us a commission. Some prices via Klarna.

All 6 stores and price history →

LG gram Book 15 Touch Laptop

  • Best BuyNew

    In stock

    $599.99Observed at 12:43 PM
    Visit Best Buy
  • NeweggNew

    In stock

    $1,032.99Free shippingObserved at 12:43 PM
    Visit Newegg
  • WalmartNew

    In stockSold by Happy RangerReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.

    $1,059.99Free shippingObserved at 12:43 PM
    Visit Walmart
  • eBayNew

    Availability unknownSold by swingcomputers

    $874.99Observed at 12:43 PM
    Visit eBay

Also available at

  • eBayCheck price at eBay
  • DoorDashCheck price at DoorDash
  • LGCheck price at LG

Store links may earn us a commission. Some prices via Klarna.

Specs compared

SpecLenovo IdeaPad Slim 5i 16"LG gram Book 15 Touch Laptop
Resolution1920 x 12001920 x 1080
Operating SystemWindows OSWindows OS
Processor BrandIntel CPUIntel CPU
Graphics ProcessorIntel GPUIntel GPU
ColorGrayRed
With No-Glare ScreenYesYes
Refresh Rate60Hz60Hz
Available PortsUSB-A, USB-C, HDMI, 3.5 mm JackHDMI
Weight4 lb3.7 lb
Drive Capacity1 TB drive512 GB drive
Screen Size16 inches15 inches
Installed Memory16 GB RAM8 GB RAM
Show all 30 specsShow fewer specs
SpecLenovo IdeaPad Slim 5i 16"LG gram Book 15 Touch Laptop
Processor Speed4.4 GHz CPU1.5 GHz CPU
Drive TypeSolid State DriveSolid State Drive
TouchscreenYesYes
Biometric SecurityFacial Recognition—
Energy StarYes—
Max Supported RAM32 GB Supported—
Number Of CoresHexa Core—
With Backlit KeyboardYes—
Processor Cores10—
Series

What reviewers say

LG gram Book 15 Touch Laptop

  • 4.6 / 541 ratings

Rated 4.6 out of 5 from 41 ratings, buyers mostly like the speed, low weight and battery life. The main complaint is the keyboard layout.

What people mention
  • PerformancePraisedBuyers say it handles everyday productivity and AI-assisted tasks smoothly.
  • PortabilityPraisedOwners like the light 3.7 lb build for a 15-inch machine.
  • BatteryPraisedBattery life is rated at 10 hours and buyers report it holds up.
  • MemoryPraisedThe 16GB dual-channel RAM is called out as generous for the price.

Questions and answers

Which is better for heavy multitasking?
The Lenovo. Its 10-core Intel Core 7 240H and 1 TB SSD handle more apps and files than the LG's 6-core Core Ultra 5 and 512 GB drive.
Which is better for travel and battery life?
The LG gram Book. It weighs 3.7 lb and is rated for 10 hours, against 4 lb and no battery rating for the Lenovo.
Is the LG worth the extra $60.99?
Only if portability and battery life matter more than speed and storage. The Lenovo costs $539.00 at Walmart and gives you double the storage and a stronger chip.
Which has the better screen?
The Lenovo. Both are 60 Hz anti-glare touchscreens, but the Lenovo is 1920 x 1200 and 16 inches, while the LG is 1920 x 1080 at 15.6 inches.
Can I add storage or RAM later?
Yes on both, with limits. The LG has a second M.2 slot for another SSD. The Lenovo supports up to 32 GB of RAM.
Which should a student buy?
The Lenovo if the workload includes large files or heavy apps, since 1 TB and 10 cores go further. The LG if the laptop rides in a bag all day and battery life comes first.

More comparisons

  • Lenovo 16" IdeaPad Slim 5i Laptop with Microsoft 365 Personal vs Samsung Galaxy Book4 Edge
  • Lenovo 16" IdeaPad Slim 5i Laptop with Microsoft 365 Personal vs ASUS Vivobook 16 16" WUXGA Copilot+ AI PC Laptop
  • LG gram Book 15" Touch-Screen Laptop vs Samsung Galaxy Book5 Core Ultra 7 255U 512GB 16GB 15.6" Laptop Silver
  • LG gram Book 15" Touch-Screen Laptop vs Samsung Galaxy Book4 Edge
  • LG gram Book 15" Touch-Screen Laptop vs ASUS Vivobook 16 16" WUXGA Copilot+ AI PC Laptop
  • Lenovo IdeaPad Slim 3i 15.3" 2K Touchscreen Laptop Intel Core 7 350 vs LG gram Book 15" Touch-Screen Laptop

Buying guides that pick them

  • Best multitasking laptops for everyday work
All 4 stores and price history →
Lenovo IdeaPad Slim, Lenovo IdeaPad
—
ProcessorIntel Core 7—
Windows VersionWindows 11 Home—
SSD Size1 TB—
Hard Drive TypeSSD—
Processor Model240H—
RAM16 GB—
Battery Life—10 hours battery life
Edition—32GB RAM |512GB SSD