If you really want a smaller phone, try the tiny Jelly 2 - The Verge
Unihertz Jelly 2, World's Smallest Android 11 4G Unlocked Smartphone 6GB + 128GB NFC Dark Green - Walmart.com
2.5inch ips screen android mini size| Alibaba.com
Buy Mini iLight 7s, World's Smallest 7Plus Android Mobile Phone, Super Small Tiny Micro 2.4" Touch Screen Global Great for Kids. Child Gift. 1GB RAM / 8GB ROM. Tiny iPhone Look Alike
Meet 'tiny t1', world's smallest mobile phone - Technology - Business Recorder
Sudroid Unlocked Mini Smartphone, 2.5 Inch The World's Smallest Cell Phone 3G Network Premium Child Phone Quad Core Small Phone (Pink) : Amazon.com.au: Electronics
Mony Mint - The smallest 4G smartphone hands-on review - GSMArena.com news