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Lenovo Yoga C940 (15”) vs. Dell Inspiron 13 5391: Full specs comparison

We have comprehensively compared the specifications for the Lenovo Yoga C940 (15”) and Dell Inspiron 13 5391 models. The report includes detailed information regarding both models' CPU, memory, storage, battery life, display quality, and other features.

Compare With Please enter device name or part of it Lenovo Yoga C940 (15”) See at Amazon	Compare With Please enter device name or part of it Dell Inspiron 13 5391 See at Amazon

Lenovo Yoga C940 (15”) Pros

Reasons that Lenovo Yoga C940 (15”) is better than Dell Inspiron 13 5391.

Intel Core i9-9880H inside Lenovo Yoga C940 (15”) has a 107% better multi-core CPU performance score than the Intel Core i7-10510U inside Dell Inspiron 13 5391.

Geekbench 5 multi-core score

Lenovo Yoga C940 (15”) - Intel Core i9-9880H

6,100

Lenovo Yoga C940 (15”) - Intel Core i7-9750H

4,880

Dell Inspiron 13 5391 - Intel Core i7-10510U

2,942

Dell Inspiron 13 5391 - Intel Core i5-10210U

2,933

Dell Inspiron 13 5391 - Intel Core i3-10110U

1,866

Lenovo Yoga C940 (15”) supports a larger memory capacity than the Dell Inspiron 13 5391. It supports up to 16GB versus 8GB of system memory on the Dell Inspiron 13 5391.

Max system memory size

Lenovo Yoga C940 (15”)

16 GB

Dell Inspiron 13 5391

8 GB

Lenovo Yoga C940 (15”) supports a faster memory speed than the Dell Inspiron 13 5391. It supports up to 2666MHz versus 2133MHz of system memory on the Dell Inspiron 13 5391.

Memory type and speed

Lenovo Yoga C940 (15”) - DDR4

2,666 MHz

Dell Inspiron 13 5391 - LPDDR3

2,133 MHz

Lenovo Yoga C940 (15”) has a 15.6-inch screen size 17% larger than the 13.3-inch Dell Inspiron 13 5391.

Display size

Lenovo Yoga C940 (15”)

15.6-inch

Dell Inspiron 13 5391

13.3-inch

Dell Inspiron 13 5391 Pros

Reasons that Dell Inspiron 13 5391 is better than Lenovo Yoga C940 (15”).

Dell Inspiron 13 5391 weighed 2.16 pounds, 52% lighter than the 4.41 pounds Lenovo Yoga C940 (15”).

Weight	Lenovo Yoga C940 (15”)	Dell Inspiron 13 5391
Pound	4.41 lbs.	2.16 lbs.
Kilogram	2.00 kg	0.98 kg

Prices

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

Lenovo Yoga C940 (15”) Price
	Lenovo Yoga C940-15.6" FHD Touch - i7-9750H - NVIDIA GTX 1650-16GB - 512GB SSD - Gray By Lenovo $579.00	See at Amazon
	Lenovo Yoga C940-15.6" 4K Touch - i7-9750H - NVIDIA GTX 1650-16GB - 512GB SSD - Gray By Lenovo $1,499.00	See at Amazon
	Lenovo Yoga C940-14 FHD Touch - 10th gen i7-1065G7-12GB - 512GB SSD - Gray By Lenovo $899.00	See at Amazon
Dell Inspiron 13 5391 Price
	Dell Inspiron 13 5310, 13.3 inch QHD (Quad High Definition) Laptop - Thin and Light Intel Core i7-11370H, 16GB DDR4 RAM, 512GB SSD, NVIDIA GeForce MX450, Services - Windows 10 Home By Dell $789.99 $1,099.99 28% OFF	See at Amazon
	Dell Inspiron 13 2-in-1 7391-13.3" FHD Touch - 10th gen i5-10210U - 8GB - 512GB SSD By Dell $999.99	See at Amazon
	Dell - Inspiron 13 7000 2-in-1 - 13.3" Touch-Screen Laptop - Intel Core i5 - 8GB Memory - 512GB SSD + 32GB Optane - Silver - i7300-5395SLV-PUS By Dell $599.00 $647.91 8% OFF	See at Amazon

Availability	Lenovo Yoga C940 (15”)	Dell Inspiron 13 5391
Released	2019	2019
Release Date	Announced at Lenovo Tech Life (Auguest 2019)	Announced at IFA 2019 Available on October 1, 2019
Pricing	-	Starting at $579.99 (non-WWAN) Starting at $729.99 (WWAN)

Exterior	Lenovo Yoga C940 (15”)	Dell Inspiron 13 5391
Dimensions	13.98” x 9.38” x 0.68-0.77” (355.2 mm x 238.39 mm x 17.5-19.7 mm) Width: 13.98” (355.2 mm) Depth: 9.38” (238.39 mm) Height: 0.68-0.77” (17.5-19.7 mm)	Non-WWAN Models Front: 12.11 x 8.05 x 0.59 in (307.60 x 204.50 x 14.90 mm) Back: 12.11 x 8.05 x 0.65 in (307.60 x 204.50 x 16.50 mm) WWAN Models Front: 12.11 x 8.05 x 0.66 in (307.60 x 204.50 x 16.80 mm) Back: 12.11 x 8.05 x 0.73 in (307.60 x 204.50 x 18.50 mm)
Weight	Starting at 4.41 lbs (2.0 kg)	Non-WWAN Models 2.16 lb (1.18 kg) WWAN Models 2.65 lb (1.20 kg)
Colors	Iron Grey	Platinum Silver with dark gray bezel and keyboard (available on configurations without a backlit keyboard) Platinum Silver with light gray bezel and silver keyboard (available on configurations with a backlit keyboard) Ice Lilac
Keyboard and Trackpad	Full-size keyboard with 6 rows, multimedia Fn keys, LED backlight Numeric Keypad Buttonless glass surface multi-touch touchpad	Full-size, spill-resistant keyboard Optional backlit full-size, spill-resistant keyboard Multi-touch gesture-enabled precision touchpad with integrated scrolling

Display	Lenovo Yoga C940 (15”)	Dell Inspiron 13 5391
Size	15.6 Inches	13.3 Inches
Info	15.6” HDR FHD Touch Screen 1920 x 1080, IPS display, glossy, VESA-Certified Display HDR™, 500 nits luminance, 16:9 aspect ratio, 10-fingure multi-touch. Support Lenovo Active Pen (included). 15.6” 4K HDR UHD Touch Screen 3840 x 2160, IPS display, glossy, VESA-Certified Display HDR™, 500 nits luminance, 16:9 aspect ratio, 10-fingure multi-touch. Support Lenovo Active Pen (included).	13.3-inch FHD (1920 x 1080) TrueLife LED Backlight Non-touch Narrow Border Wide Viewing Angle Display

Ports	Lenovo Yoga C940 (15”)	Dell Inspiron 13 5391
2 x Thunderbolt™ 3 Supports Power Delivery & DisplayPort. 1 x USB 3.1 Gen 2 Full-size USB Type-A port. 1 x Audio jack 1 x Lenovo Active Pen Storage	Image Source: Dell 1 x HDMI 1.4b 1 x USB 3.1 Gen 1 Type-C™ (DP/PowerDelivery) 1 x USB 3.1 Gen 1 1 x Micro SD card reader 1 x Headphone & Microphone Audio Jack 1 x AC Power

Internal Specs	Lenovo Yoga C940 (15”)	Dell Inspiron 13 5391
Processor	9th Gen Intel® Core™ i7-9750H 6 cores, 12 threads, 2.60 → 4.50 GHz, 12MB SmartCache, 45W 9th Gen Intel® Core™ i9-9880H 8 cores, 16 threads, 2.30 → 4.80 GHz, 16MB SmartCache, 45W	10th Gen Intel® Core™ i3-10110U 2 cores, 4 threads, 2.10 → 4.10 GHz, 4MB SmartCache, 15W 10th Gen Intel® Core™ i5-10210U 4 cores, 8 threads, 1.60 → 4.20 GHz, 6MB SmartCache, 15W 10th Gen Intel® Core™ i7-10510U 4 cores, 8 threads, 1.80 → 4.90 GHz, 8MB SmartCache, 15W
Integrated Graphics	9th Gen Intel® Core™ i7-9750H Intel® UHD Graphics 630 24 Execution Units, 350 → 1150 MHz 9th Gen Intel® Core™ i9-9880H Intel® UHD Graphics 630 24 Execution Units, 350 → 1200 MHz	10th Gen Intel® Core™ i3-10110U Intel® UHD Graphics 23 Execution Units, 300 → 1000 MHz 10th Gen Intel® Core™ i5-10210U Intel® UHD Graphics 24 Execution Units, 300 → 1100 MHz 10th Gen Intel® Core™ i7-10510U Intel® UHD Graphics 24 Execution Units, 300 → 1150 MHz
Memory	12GB 16GB 2666 MHz Dual-channel DDR4 (Soldered).	4 GB 8 GB 2133 MHz dual-channel onboard LPDDR3 RAM.
Discrete Graphics	NVIDIA® GeForce® GTX 1650 with Max-Q (Optional) Turning Architecture, 4GB GDDR5 128-bit, 1395 → 1560 MHz, 1024 CUDA Cores.	NVIDIA® GeForce® MX250 (Optional) Pascal Architecture, 2GB GDDR5 64-bit, 1518 → 1582 MHz, 384 CUDA Cores.
Storage	256 GB 512 GB 1TB 2TB M.2 2280 PCIe SSD.	256 GB 512 GB M.2 PCIe NVMe Solid State Drive.

Connectivity	Lenovo Yoga C940 (15”)	Dell Inspiron 13 5391
Wi-Fi	Lenovo WiFi-6 802.11ax Wireless (2x2) Up to 2400 Mbps, Dual band 2.4 GHz/5 GHz, 802.11 a/b/g/n/ac/ax.	Intel 9560 Up to 1730 Mbps, Dual band 2.4 GHz/5 GHz, WiFi 802.11 a/b/g, WiFi-4 (802.11n), WiFi-5 (802.11ac) Intel 9462 Up to 433 Mbps, Dual band 2.4 GHz/5 GHz, WiFi 802.11 a/b/g, WiFi-4 (802.11n), WiFi-5 (802.11ac)
Bluetooth	Bluetooth 5.0	Bluetooth 5.0
More	-	Optional Wireless Wide Area Network (WWAN) Intel 7360 (DW5820e) Up to 450 Mbps DL/50 Mbps UL (Cat 9) Frequency bands supported (LTE FDD: 450 Mbps DL/50 Mbps UL (Cat 9), LTE TDD: B347 Mbps DL/30 Mbps UL (Cat 9), UMTS/HSPA+: UMTS 384 Kbps DL/384 Kbps UL) Wireless standards (LTE Category 16, UMTS/HSPA+) Global Navigation Satellite System (GNSS) (Supports GPS, BDS, and GLONASS)

Battery	Lenovo Yoga C940 (15”)	Dell Inspiron 13 5391
Size	4-cell smart lithium-ion Battery Capacity: 69 Wh	4-Cell Battery, 45 Whr (Integrated) 4-Cell Battery, 52 Whr (Integrated)
Battery Life	Up to 12 hours on FHD panel Up to 9 hours on UHD panel * Tested with MobileMark 2014.	Non-WWAN Models Up to 13 hours 06 minutes WWAN Models Up to 13 hours 44 minutes * Tested on the Mobile Mark 2014 benchmark test.
Power Supply	135 W USB (Type-C) power adapter Supports Rapid Charge	65 Watt AC Adapter

Software	Lenovo Yoga C940 (15”)	Dell Inspiron 13 5391
OS	Windows 10 Home 64-bit	Windows 10 Home Windows 10 Pro Ubuntu 18.04 Upgradable to Windows 11
Built-in Apps	Lenovo Vantage Microsoft Office 2019 McAfee LiveSafe™ Dolby Vision™	Microsoft Office 30 Trial McAfee LiveSafe Foxit Phantom Standard PDF SupportAssist Dell Mobile Connect Dell Color Profiles SmartByte Wave MaxxAudio® Pro

Camera & Audio	Lenovo Yoga C940 (15”)	Dell Inspiron 13 5391
Camera	Front-facing camera 720p HD Camera.	Integrated Widescreen HD (720p) Webcam
Audio	Rotating Sound Bar with Dolby Atmos® Speaker System 2 Base Speakers inside D-Cover 2 x far-field microphones	2 x tuned speakers, audio processing by Waves MaxxAudio® Pro 1 x combo headphone/microphone jack Dual Digital Microphone Array

Misc	Lenovo Yoga C940 (15”)	Dell Inspiron 13 5391
Inking	Support Lenovo Active Pen (included).	-
Sensors	Windows Hello compliant fingerprint reader on the palm rest Ambient light sensor	Fingerprint reader sensor (Optional)
Security	Windows Hello with Fingerprint Sign in TrueBlock Privacy Shutter Lenovo Privacy Essentials by FigLeaf	Fingerprint Reader with Windows Hello (Optional)

Key Features	Lenovo Yoga C940 (15”)	Dell Inspiron 13 5391
At Glance	Released in Mid 2019 16:9 4K UHD 15.6” 2160p 60Hz Weight 4.41 lb 2.00 kg Up to Intel Core i9-9880H 8C/16T, 2.30 → 4.80 GHz Geekbench 5 1,066 Single Core Geekbench 5 6,100 Multi-Core With integrated Intel® UHD Graphics 630 24 Execution Units, 350 → 1200 MHz Configurable up to 16GB 2666 MHz DDR4 NVIDIA GeForce GTX 1650 4GB GDDR5 with Max-Q	Released in Late 2019 16:9 FHD 13.3” 1080p 60Hz Weight 2.16 lb 0.98 kg Up to Intel Core i7-10510U 4C/8T, 1.80 → 4.90 GHz Geekbench 5 957 Single Core Geekbench 5 2,942 Multi-Core With integrated Intel® UHD Graphics 24 Execution Units, 300 → 1150 MHz Configurable up to 8GB 2133 MHz LPDDR3 Nvidia GeForce MX250 2GB GDDR5