Screen size
Galaxy J7 Duo5.5"
Galaxy S26 FEWinner: 6.7"+18%
Quick verdict
Galaxy S26 FE leads the measured specs 19-3.
Measured wins
Galaxy J7 Duo
3
spec wins
Ties
1
equal specs
Galaxy S26 FE
19
spec wins
Overall winner
Screen size
Technology
Galaxy J7 Duo
GSM / HSPA / LTE
Galaxy S26 FE
GSM / HSPA / LTE / 5G
2G bands
Galaxy J7 Duo
GSM 850 / 900 / 1800 / 1900
Galaxy S26 FE
GSM 850 / 900 / 1800 / 1900
3G bands
Galaxy J7 Duo
HSDPA 850 / 900 / 1900 / 2100 - International, HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - USA
Galaxy S26 FE
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Galaxy J7 Duo
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
NFC
3.5mm jack
SD card
Stereo speakers
1, 3, 5, 7, 8, 20, 38, 40, 41 - International, 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 28, 38, 40, 41, 66 - USA
Galaxy S26 FE
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 40, 41, 66 - International, 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 38, 40, 41, 66 - India
Speed
Galaxy J7 Duo
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Galaxy S26 FE
HSPA, LTE, 5G
5G bands
Galaxy J7 Duo
-
Galaxy S26 FE
1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 66, 75, 77, 78 SA/NSA/Sub6 - International, 1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6 - India
Announced
Galaxy J7 Duo
2018, April. Released 2018, April
Galaxy S26 FE
2026, August 27
Status
Galaxy J7 Duo
Discontinued
Galaxy S26 FE
Available. Released 2026, September 04
Dimensions
Galaxy J7 Duo
153.5 x 77.2 x 8.2 mm (6.04 x 3.04 x 0.32 in)
Galaxy S26 FE
161.6 x 76.9 x 7.4 mm (6.36 x 3.03 x 0.29 in)
Weight
Galaxy J7 Duo
174 g (6.14 oz)
Galaxy S26 FE
193 g (6.81 oz)
SIM
Galaxy J7 Duo
Single SIM (Micro-SIM) or Dual SIM (Micro-SIM, dual stand-by)
Galaxy S26 FE
Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time)
Build
Galaxy J7 Duo
-
Galaxy S26 FE
Glass front (Gorilla Glass Victus+), glass back (Gorilla Glass Victus+), aluminum frame
Other
Galaxy J7 Duo
-
Galaxy S26 FE
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)
Type
Galaxy J7 Duo
Super AMOLED
Galaxy S26 FE
Dynamic AMOLED 2X, 120Hz, HDR10+, 1900 nits (HBM)
Size
Galaxy J7 Duo
5.5 inches, 83.4 cm2 (~70.4% screen-to-body ratio)
Galaxy S26 FE
6.7 inches, 110.2 cm2 (~88.7% screen-to-body ratio)
Resolution
Galaxy J7 Duo
720 x 1280 pixels, 16:9 ratio (~267 ppi density)
Galaxy S26 FE
1080 x 2340 pixels, 19.5:9 ratio (~385 ppi density)
Protection
Galaxy J7 Duo
-
Galaxy S26 FE
Corning Gorilla Glass Victus+
OS
Galaxy J7 Duo
Android 8.0 (Oreo), upgradable to Android 9.0 (Pie)
Galaxy S26 FE
Android 17, up to 7 major OS updates, One UI 9
Chipset
Galaxy J7 Duo
Exynos 7885 (14 nm)
Galaxy S26 FE
Exynos 2500 (3 nm)
CPU
Galaxy J7 Duo
Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)
Galaxy S26 FE
10-core (1x3.3GHz Cortex-X925 & 2x2.74GHz Cortex-A725 & 5x2.36GHz Cortex-A725 & 2x1.8GHz Cortex-A520)
GPU
Galaxy J7 Duo
Mali-G71
Galaxy S26 FE
Xclipse 950
Card slot
Galaxy J7 Duo
microSDXC (dedicated slot)
Galaxy S26 FE
No
Internal
Galaxy J7 Duo
32GB 3GB RAM, 32GB 4GB RAM
Galaxy S26 FE
128GB 8GB RAM, 256GB 8GB RAM, 512GB 8GB RAM
Other
Galaxy J7 Duo
eMMC 5.1
Galaxy S26 FE
UFS 4.0
Dual
Galaxy J7 Duo
13 MP, f/1.9, AF Auxiliary lens
Galaxy S26 FE
-
Features
Galaxy J7 Duo
LED flash, panorama, HDR
Galaxy S26 FE
LED flash, HDR, panorama, Best Face
Video
Galaxy J7 Duo
1080p@30fps
Galaxy S26 FE
8K@24/30fps, 4K@30/60/120fps, 1080p@30/60/120/240fps; gyro-EIS, HDR10+
Triple
Galaxy J7 Duo
-
Galaxy S26 FE
50 MP, f/1.8, 24mm (wide), 1/1.56", 1.0µm, dual pixel PDAF, OIS 8 MP, f/2.4, 69mm (telephoto), 1/4.4", 1.0µm, PDAF, OIS, 3x optical zoom 12 MP, f/2.2, 13mm, 123˚ (ultrawide), 1/3.2", 1.12µm
Single
Galaxy J7 Duo
8 MP, f/1.9
Galaxy S26 FE
12 MP, f/2.2, 23mm (wide), 1/3.2", 1.12µm
Features
Galaxy J7 Duo
LED flash
Galaxy S26 FE
-
Video
Galaxy J7 Duo
1080p@30fps
Galaxy S26 FE
4K@30/60fps, 1080p@30/60fps; gyro-EIS, HDR10+
Loudspeaker
Galaxy J7 Duo
Yes
Galaxy S26 FE
Yes, with stereo speakers
3.5mm jack
Galaxy J7 Duo
Yes
Galaxy S26 FE
No
WLAN
Galaxy J7 Duo
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Galaxy S26 FE
Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band or tri-band (market/region dependent), Wi-Fi Direct
Bluetooth
Galaxy J7 Duo
4.2, A2DP, LE
Galaxy S26 FE
5.4, A2DP, LE
Positioning
Galaxy J7 Duo
GPS, GLONASS, BDS
Galaxy S26 FE
GPS, GLONASS, GALILEO, BDS
NFC
Galaxy J7 Duo
No
Galaxy S26 FE
Yes
Radio
Galaxy J7 Duo
FM radio
Galaxy S26 FE
No
USB
Galaxy J7 Duo
microUSB 2.0
Galaxy S26 FE
USB Type-C 2.0, OTG
Sensors
Galaxy J7 Duo
Fingerprint (front-mounted), accelerometer, proximity
Galaxy S26 FE
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass, barometer
Other
Galaxy J7 Duo
ANT+
Galaxy S26 FE
Samsung DeX, Samsung Wireless DeX (desktop experience support)
Type
Galaxy J7 Duo
Li-Ion 3000 mAh, removable
Galaxy S26 FE
Li-Ion 4900 mAh
Charging
Galaxy J7 Duo
-
Galaxy S26 FE
45W wired, PD, QC2, 69% in 30 min 15W wireless, Qi2 compatible Reverse wireless
Colors
Galaxy J7 Duo
Black, Gold, Rose Gold, White, Blue
Galaxy S26 FE
Blueberry, Graphite, Pistachio
Models
Galaxy J7 Duo
SM-J720F, SM-J720F/DS, SM-J720M, SM-J720M/DS
Galaxy S26 FE
SM-S741B, SM-S741B/DS
SAR EU
Galaxy J7 Duo
0.54 W/kg (head) 1.40 W/kg (body)
Galaxy S26 FE
0.50 W/kg (head) 1.32 W/kg (body)
Price
Galaxy J7 Duo
About 240 EUR
Galaxy S26 FE
$ 679.99 / £ 599.00 / € 535.99 / ₹ 66,000