1ViewSonic · 2026PX700HDH 5.8 Same price ≈ US$500 Brightness (ANSI / ISO lumens) 3,700 lm vs 3,800 lmAudio output Compare with TH575iCompare
2Acer · 2026H6533BDi 6.3 Same price ≈ US$510 Brightness (ANSI / ISO lumens) 5,200 lm vs 3,800 lmHDMI inputs 2 vs 1Optical zoom 2× vs 1.1× Built-in speakers (total output) 3 W vs 10 WAutomatic keystone correction Compare with TH575iCompare
3ViewSonic · 2026LSD400W 7.8 12% pricier ≈ US$570 Light source life 20,000 h vs 6,000 hBrightness (ANSI / ISO lumens) 4,000 lm vs 3,800 lmHDMI inputs 2 vs 1 Automatic keystone correction Weight 3.1 kg vs 2.3 kg Compare with TH575iCompare
5Acer · 2026HL6513i 6.9 41% pricier ≈ US$720 Light source life 20,000 h vs 6,000 hBrightness (ANSI / ISO lumens) 4,000 lm vs 3,800 lmHDMI inputs 2 vs 1 Automatic keystone correction Weight 3.3 kg vs 2.3 kg Compare with TH575iCompare
6Acer · 2026HL6518i 6.8 37% pricier ≈ US$700 Light source life 20,000 h vs 6,000 hBrightness (ANSI / ISO lumens) 4,000 lm vs 3,800 lmHDMI inputs 2 vs 1 Automatic keystone correction Weight 3.4 kg vs 2.3 kg Compare with TH575iCompare
7Acer · 2026HL6512i 6.9 47% pricier ≈ US$750 Light source life 20,000 h vs 6,000 hBrightness (ANSI / ISO lumens) 4,000 lm vs 3,800 lmHDMI inputs 2 vs 1 Automatic keystone correction Weight 3.3 kg vs 2.3 kg Compare with TH575iCompare
8Acer · 2026H6541Ki 4.7 16% pricier ≈ US$590 Brightness (ANSI / ISO lumens) 5,200 lm vs 3,800 lmHDMI inputs 2 vs 1Optical zoom 2× vs 1.1× Built-in speakers (total output) 3 W vs 10 WAutomatic keystone correction Compare with TH575iCompare
9InFocus · 2025IN0046SL 5.9 Same price ≈ US$500 Light source life 15,000 h vs 6,000 hBrightness (ANSI / ISO lumens) 4,700 lm vs 3,800 lmHDMI inputs 2 vs 1 Maximum refresh rate 85 Hz vs 120 HzWeight 2.9 kg vs 2.3 kg Compare with TH575iCompare
10Acer · 2026H6828BD 8.7 33% pricier ≈ US$680 Resolution (on screen) 3840 × 2160 (4K UHD) vs 1920 × 1080 (Full HD)Maximum refresh rate 240 Hz vs 120 HzBrightness (ANSI / ISO lumens) 4,000 lm vs 3,800 lm Built-in speakers (total output) 3 W vs 10 WLight source life 5,000 h vs 6,000 h Compare with TH575iCompare