1 Calories In Everything Bagel Thin Sandwich. 275 calories, 12g fat, 25g carbs, 18g protein, 5g fiber. 2  Calories Burned For Treadmill: 5% Incline, 4 km/h (15 minutes per km)  Calories Burned For Treadmill: 5% Incline, 3.15 km/h (19 minutes per km)