Samsung Galaxy S25 Ultra alternatives
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Vivo Y18i alternatives
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Samsung Galaxy S25 Ultra

Samsung Galaxy S25 Ultra
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Snapdragon 8 Elite
3 nm
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5000 mAh
45W
-
6.9"
1440 x 3120 pixels
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200 MP
8K@24/30fps
2x4.47 GHz Oryon V2 Phoenix L
6x3.53 GHz Oryon V2 Phoenix M
2x1.8 GHz Cortex-A75
6x1.8 GHz Cortex-A55
12GB 512GB (UFS 4.0)
12GB 1024GB (UFS 4.0)
f/1.7, 24mm (wide), 1/1.3", 0.6µm, multi-directional PDAF, OIS
10 MP
f/2.4, 67mm (telephoto), 1/3.52", 1.12µm, PDAF, OIS, 3x optical zoom
50 MP
f/3.4, 111mm (periscope telephoto), 1/2.52", 0.7µm, PDAF, OIS, 5x optical zoom
50 MP
f/1.9, 120˚ (ultrawide), 0.7µm, dual pixel PDAF, Super Steady video
f/2.2, (wide), PDAF
0.08 MP
f/3.0 (auxiliary lens)
4K@30/60/120fps
1080p@30/60/240fps
f/2.2, 26mm (wide), 1/3.2", 1.12µm, dual pixel PDAF
f/2.2, (wide)
1080p@30fps
SIM1: Nano, SIM2: eSIM
SIM1: Nano, SIM2: Nano
FDD: N1, N2, N3, N5, N7, N8, N12, N20, N25, N26, N28, N66
TDD: N38, N40, N41, N77, N78
FDD: N1, N2, N3, N5, N7, N8, N12, N20, N25, N26, N28, N66
TDD: N38, N40, N41, N77, N78
In this comparison, the Samsung Galaxy S25 Ultra with the Qualcomm Snapdragon 8 Elite (3nm) performs better than the Vivo Y18i with the Unisoc Unisoc T612 (12nm), thanks to its more efficient chipset.
The Samsung Galaxy S25 Ultra offers 7 years of OS updates, while the Vivo Y18i provides 1 years. When it comes to security updates, Samsung Galaxy S25 Ultra leads with 7 years of support.
Samsung Galaxy S25 Ultra has a superior AMOLED display, while Vivo Y18i uses an LCD panel. Moreover, it offers a higher 120 Hz refresh rate for smoother scrolling. Samsung Galaxy S25 Ultra also has a brighter display with 2600 nits, improving outdoor visibility. Notably, Samsung Galaxy S25 Ultra has a higher resolution display, resulting in sharper visuals.
Both phones have the same 5000 mAh battery capacity. Samsung Galaxy S25 Ultra supports faster wired charging at 45W. Samsung Galaxy S25 Ultra supports wireless charging at 15W, while Vivo Y18i lacks this feature.
Samsung Galaxy S25 Ultra offers better water and dust resistance with an IP68 rating.