Best Dual SIM Phones Under $300 in 2026 By Chester Takau · July 2026 · 6 phones tested or researched [IMAGE-PLACEHOLDER: dual-sim-phones-under-300.png Three budget dual SIM phones side by side on dark surface] The under-$300 dual SIM market is better in 2026 than it has ever been. Chinese and Korean manufacturers have pushed genuinely good hardware into budget tiers that would have been mid-range two years ago. These are the picks that offer real dual SIM functionality — not just a hybrid slot that forces you to choose between a second SIM and a microSD card. 1. Samsung Galaxy A35 ~$270 Best overall under $300. The A35 has two dedicated nano-SIM slots, a 6.6-inch AMOLED display, and four years of guaranteed Android updates from Samsung. The 5000mAh battery runs two days on typical use. Performance is consistent rather than flashy — exactly what a dual SIM daily driver needs to be. Dedicated dual SIM slots 4-year updates No 5G ...