Dell G7 17 7790 vs. Dell Inspiron 13 5391: Full specs comparison

We have comprehensively compared the specifications for the Dell G7 17 7790 and Dell Inspiron 13 5391 models. The report includes detailed information regarding both models' CPU, memory, storage, battery life, display quality, and other features.

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Dell G7 17 7790

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Dell Inspiron 13 5391

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Dell G7 17 7790 Pros

Reasons that Dell G7 17 7790 is better than Dell Inspiron 13 5391.

Much faster CPU performance

Intel Core i9-9980HK inside Dell G7 17 7790 has a 121% better multi-core CPU performance score than the Intel Core i7-10510U inside Dell Inspiron 13 5391.

Geekbench 5 multi-core score
Dell G7 17 7790 - Intel Core i9-9980HK
6,504
Dell G7 17 7790 - Intel Core i7-9750H
4,880
Dell G7 17 7790 - Intel Core i9-8950HK
4,806
Dell G7 17 7790 - Intel Core i7-8750H
4,470
Dell G7 17 7790 - Intel Core i5-9300H
3,308
Dell G7 17 7790 - Intel Core i5-8300H
3,269
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
Supports larger memory

Dell G7 17 7790 supports a larger memory capacity than the Dell Inspiron 13 5391. It supports up to 64GB versus 8GB of system memory on the Dell Inspiron 13 5391.

Max system memory size
Dell G7 17 7790
64 GB
Dell Inspiron 13 5391
8 GB
Supports faster memory

Dell G7 17 7790 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
Dell G7 17 7790 - DDR4
2,666 MHz
Dell Inspiron 13 5391 - LPDDR3
2,133 MHz
Upgradable memory

Dell G7 17 7790 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 Dell Inspiron 13 5391 since it has onboard memory.

MemoryDell G7 17 7790Dell Inspiron 13 5391
Slots
x2
Onboard
TypeDDR4LPDDR3
30% larger display

Dell G7 17 7790 has a 17.3-inch screen size 30% larger than the 13.3-inch Dell Inspiron 13 5391.

Display size
Dell G7 17 7790
17.3-inch
Dell Inspiron 13 5391
13.3-inch

Dell Inspiron 13 5391 Pros

Reasons that Dell Inspiron 13 5391 is better than Dell G7 17 7790.

About 71% lighter

Dell Inspiron 13 5391 weighed 2.16 pounds, 71% lighter than the 7.27 pounds Dell G7 17 7790.

WeightDell G7 17 7790Dell Inspiron 13 5391
Pound
7.27 lbs.
2.16 lbs.
Kilogram
3.30 kg
0.98 kg

Prices

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

Dell G7 17 7790 Price
Dell G7 17 7790-17.3" FHD - i7-8750H - NVIDIA RTX 2070 Max-Q - 16GB - 1TB HDD+256GB SSD (Renewed)
 Dell G7 17 7790-17.3" FHD - i7-8750H - NVIDIA RTX 2070 Max-Q - 16GB - 1TB HDD+256GB SSD (Renewed)
By Dell
$1,599.00
See at Amazon
Dell G7 17 7790-17.3" FHD - i7-8750H - NVIDIA RTX 2070 Max-Q - 16GB - 1TB HDD+256GB SSD
 Dell G7 17 7790-17.3" FHD - i7-8750H - NVIDIA RTX 2070 Max-Q - 16GB - 1TB HDD+256GB SSD
By Dell
$1,299.00
See at Amazon
Flagship Dell G7 17 7790 Gaming Laptop 17.3" FHD IPS 144Hz Intel 4-Core i5-9300H(>i7-7820HQ) 16GB RAM 512GB SSD + 1TB HDD GeForce RTX 2060 6GB Backlit Thunderbolt Win10 (Renewed)
 Flagship Dell G7 17 7790 Gaming Laptop 17.3" FHD IPS 144Hz Intel 4-Core i5-9300H(>i7-7820HQ) 16GB RAM 512GB SSD + 1TB HDD GeForce RTX 2060 6GB Backlit Thunderbolt Win10 (Renewed)
By Dell
$3,708.99
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
 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 7430 14" FHD+ (1920x1200) IPS Touch 2-in-1 Laptop | Intel i7-1355U 10-Core | Iris Xe Graphics | Backlit Keyboard | Fingerprint | Thunderbolt 4 | WiFi 6E | 16GB LPDDR5 1TB SSD | Win11 Pro
 Dell Inspiron 7430 14" FHD+ (1920x1200) IPS Touch 2-in-1 Laptop | Intel i7-1355U 10-Core | Iris Xe Graphics | Backlit Keyboard | Fingerprint | Thunderbolt 4 | WiFi 6E | 16GB LPDDR5 1TB SSD | Win11 Pro
By Dell
$775.41
See at Amazon
Dell Inspiron 13 2-in-1 7391-13.3" FHD Touch - 10th gen i5-10210U - 8GB - 512GB SSD
 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

Specs Comparison

Availability

Dell G7 17 7790Dell Inspiron 13 5391
Released20192019
Release Date
  • Announced at CES 2019.
  • Available from January 29, 2019.
  • Announced at IFA 2019
  • Available on October 1, 2019
PricingStarting at $1,380
  • Starting at $579.99 (non-WWAN)
  • Starting at $729.99 (WWAN)

Exterior

Dell G7 17 7790Dell Inspiron 13 5391
Dimensions15.91 x 11.65 x 0.98 - 0.91 in (404 x 295.80 x 25 - 23.22 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)
Weight7.27 lbs (3.30 kg)
  • Non-WWAN Models
    • 2.16 lb (1.18 kg)
  • WWAN Models
    • 2.65 lb (1.20 kg)
ColorsAbyss 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
  • Keyboard
    • Standard full-size, spill-resistant keyboard with numeric keypad
    • Backlit keyboard (optional)
    • 4-zone RGB backlit (optional)
  • Touchpad
    • Size: 4.13 x 3.15 in (105 mm x 80 mm)
    • Supports multi-touch gesture.
  • Full-size, spill-resistant keyboard
  • Optional backlit full-size, spill-resistant keyboard
  • Multi-touch gesture-enabled precision touchpad with integrated scrolling

Display

Dell G7 17 7790Dell Inspiron 13 5391
Size17.3 Inches13.3 Inches
Info
  • 17.3” FHD 300 nits 60Hz
    (1920 x 1080) 300 nits IPS Anti-Glare LED, Backlit Display (non-touch) with 60Hz refresh rate
  • 17.3” FHD 300 nits 144Hz
    (1920 x 1080) 300 nits IPS Anti-Glare LED, Backlit Display (non-touch) with 144Hz refresh rate
13.3-inch FHD (1920 x 1080) TrueLife LED Backlight Non-touch Narrow Border Wide Viewing Angle Display

Ports

Dell G7 17 7790Dell Inspiron 13 5391
Dell G7 17 7790 Ports
Image Source: Dell
  • 1 x USB Type-C
    • Supports Thunderbolt 3 with DisplayPort For computers shipped with NVIDIA GeForce RTX 20 series.[/ti]
    • Supports USB 3.1 Gen 2 with DisplayPort For computers shipped with NVIDIA GeForce GTX 1050 Ti.[/ti]
  • 1 x Mini DisplayPort
    • For computers shipped with NVIDIA GeForce RTX 20 series and GTX 1660 Ti.[/ti]
  • 1 x USB 3.1 Gen 1 port with PowerShare
  • 2 x USB 3.1 Gen 1 ports
  • 1 x RJ45 network port
  • 1 x HDMI 2.0 Port
  • 1 x headset jack
  • 1 x SD-card reader
  • 1 x Wedge-shaped lock
  • 1 x Power-adapter port
Dell Inspiron 13 5391 Ports
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

Dell G7 17 7790Dell Inspiron 13 5391
Processor
  1. 8th Gen Intel® Core™ i5-8300H
    4 cores, 8 threads, 2.30 → 4.00 GHz, 8MB SmartCache, 45W
  2. 8th Gen Intel® Core™ i7-8750H
    6 cores, 12 threads, 2.20 → 4.10 GHz, 9MB SmartCache, 45W
  3. 8th Gen Intel® Core™ i9-8950HK
    6 cores, 12 threads, 2.90 → 4.80 GHz, 12MB SmartCache, 45W
  4. 9th Gen Intel® Core™ i5-9300H
    4 cores, 8 threads, 2.40 → 4.10 GHz, 8MB SmartCache, 45W
  5. 9th Gen Intel® Core™ i7-9750H
    6 cores, 12 threads, 2.60 → 4.50 GHz, 12MB SmartCache, 45W
  6. 9th Gen Intel® Core™ i9-9980HK
    8 cores, 16 threads, 2.40 → 5.00 GHz, 16MB SmartCache, 45W
  1. 10th Gen Intel® Core™ i3-10110U
    2 cores, 4 threads, 2.10 → 4.10 GHz, 4MB SmartCache, 15W
  2. 10th Gen Intel® Core™ i5-10210U
    4 cores, 8 threads, 1.60 → 4.20 GHz, 6MB SmartCache, 15W
  3. 10th Gen Intel® Core™ i7-10510U
    4 cores, 8 threads, 1.80 → 4.90 GHz, 8MB SmartCache, 15W
Integrated Graphics
  1. 8th Gen Intel® Core™ i5-8300H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1000 MHz
  2. 8th Gen Intel® Core™ i7-8750H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1100 MHz
  3. 8th Gen Intel® Core™ i9-8950HK
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1200 MHz
  4. 9th Gen Intel® Core™ i5-9300H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1050 MHz
  5. 9th Gen Intel® Core™ i7-9750H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1150 MHz
  6. 9th Gen Intel® Core™ i9-9980HK
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1250 MHz
  1. 10th Gen Intel® Core™ i3-10110U
    Intel® UHD Graphics
    23 Execution Units, 300 → 1000 MHz
  2. 10th Gen Intel® Core™ i5-10210U
    Intel® UHD Graphics
    24 Execution Units, 300 → 1100 MHz
  3. 10th Gen Intel® Core™ i7-10510U
    Intel® UHD Graphics
    24 Execution Units, 300 → 1150 MHz
Memory
  • Memory Slots
    • 2 x DDR4 SODIMM
  • Memory Configurations
    • Minimum Memory: 4GB
    • Maximum Memory: 64GB
    • Memory Speed: 2666MHz
4 GB 8 GB
2133 MHz dual-channel onboard LPDDR3 RAM.
Discrete Graphics
  • NVIDIA® GeForce GTX® 1050 Ti (4GB GDDR5)
  • NVIDIA® GeForce GTX® 1660 Ti (6GB GDDR6)
  • NVIDIA® GeForce RTX™ 2060 (6GB GDDR6) OC Ready
  • NVIDIA® GeForce RTX™ 2070 (8GB GDDR6) with Max-Q Design
  • NVIDIA® GeForce RTX™ 2080 (8GB GDDR6) with Max-Q Design
NVIDIA® GeForce® MX250 (Optional) Pascal Architecture, 2GB GDDR5 64-bit, 1518 → 1582 MHz, 384 CUDA Cores.
Storage
  • Hard Drive Slots
    • 1 x M.2 2230/2280 PCIe SSD slot
    • 1 x 2.5 inches hard drive slot
  • Hard Drive Configurations
    • Up to 2TB M.2 NVMe PCIe SSD
    • Up to 2TB SATA Hard Drive
256 GB 512 GB
M.2 PCIe NVMe Solid State Drive.

Connectivity

Dell G7 17 7790Dell Inspiron 13 5391
Wi-Fi
  • Rivet Killer 1550 2x2 ac
    • Up to 1,730 Mbps, WiFi 802.11a/b/g/n/ac
  • Intel Wireless-AC 9560 2x2 802.11ac 160MHz
    • Up to 1,730 Mbps, WiFi 802.11a/b/g/n/ac
  • Qualcomm QCA61x4A (DW1820)
    • Up to 867 Mbps, WiFi 802.11a/b/g/n/ac
  • 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
    • Rivet Killer 1550 2x2 ac
    • Intel Wireless-AC 9560 2x2 802.11ac 160MHz
  • Bluetooth 4.2
    • Qualcomm QCA61x4A (DW1820)
  • Bluetooth 5.0
Ethernet
  • Realtek GB LAN
    • Available on GTX 1050 Ti
    • Speed: 10/100/1000 Mbps
  • Killer GB E2500V2
    • Available on RTX 20 series
    • Speed: 10/100/1000 Mbps
-
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

Dell G7 17 7790Dell Inspiron 13 5391
Size
  • 60 Wh (4-cell lithium-ion)
  • 90 Wh (6-cell lithium-ion)
  • 4-Cell Battery, 45 Whr (Integrated)
  • 4-Cell Battery, 52 Whr (Integrated)
Battery Life-
  • 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
  • 130 W power adapter
    Power rated at 19.5VDC/6.70A.
  • 180 W power adapter
    Power rated at 19.5VDC/9.23A.
65 Watt AC Adapter

Software

Dell G7 17 7790Dell Inspiron 13 5391
OS
Windows 10 Home Windows 10 Pro
Upgradable to Windows 11
Windows 10 Home Windows 10 Pro Ubuntu 18.04
Upgradable to Windows 11
Built-in Apps
  • Alienware Command Center
  • Dell Digital Delivery
  • Dell Mobile Connect
  • Dell Recovery Environment
  • DropBox
  • Microsoft® Office 2016 trial
  • McAfee LiveSafe (30 Day)
  • Microsoft Office 30 Trial
  • McAfee LiveSafe
  • Foxit Phantom Standard PDF
  • SupportAssist
  • Dell Mobile Connect
  • Dell Color Profiles
  • SmartByte
  • Wave MaxxAudio® Pro

Camera & Audio

Dell G7 17 7790Dell Inspiron 13 5391
Camera
  • Front-facing camera
    Top-mount front camera with fixed focus lens, 0.92 Megapixels (1280 x 720 HD) at 30 fps.
  • Integrated Widescreen HD (720p) Webcam
Audio
  • Realtek ALC3254 with Nahimic 3D Audio for Gamers
  • Two speakers
  • Dual-array microphones
  • 2 x tuned speakers, audio processing by Waves MaxxAudio® Pro
  • 1 x combo headphone/microphone jack
  • Dual Digital Microphone Array

Misc

Dell G7 17 7790Dell Inspiron 13 5391
Sensors
  • Windows Hello compliant fingerprint reader in the power button (optional)
  • Fingerprint reader sensor (Optional)
Security
  • Chassis wedge-shaped security lock
  • Windows Hello compliant fingerprint reader in the power button (optional)
Fingerprint Reader with Windows Hello (Optional)
Warranty1 Year Ltd Hardware Warranty Mail-in Customer supplies box Dell pays shipping.-

Key Features

Dell G7 17 7790Dell Inspiron 13 5391
At Glance
Released in Early
2019
16:9 FHD
17.3”
1080p 144Hz
Weight
7.27 lb
3.30 kg
Up to
Intel Core i9-9980HK
8C/16T, 2.40 → 5.00 GHz
Geekbench 5
1,114
Single Core
Geekbench 5
6,504
Multi-Core
With integrated
Intel® UHD Graphics 630
24 Execution Units, 350 → 1250 MHz
Upgradable up to
64GB
2666 MHz DDR4
Dell G7 17 7790 Ports
Nvidia GeForce
RTX 2080
8GB GDDR6 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
Dell Inspiron 13 5391 Ports
Nvidia GeForce
MX250
2GB GDDR5

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