Former Arsenal forward Theo Walcott (Picture: BBC) Theo Walcott believes Arsenal are still an ‘exceptional’ side but believes the defending Premier League champions do have one vulnerability. After a busy summer of spending, Mikel Arteta’s side made an impressive start to the season with four wins from their first four league games. But the Gunners’ early-season momentum was brought to a crashing halt before the international break after they were comfortably beaten 3-0 by Brighton at the Amex. Arsenal remain just three points behind leaders Manchester City, but Walcott suggested his former side must improve their away form if they are to successfully defend their title this season. Less football on the telly? Read about it instead Our exclusive football newsletter cuts through the noise to deliver analysis and gossip straight to your inbox every week. Sign up now for free. ‘They remain a little vulnerable away from home,’ Walcott said on talkSPORT Drive. ‘I like Tzolis, but from what I’ve seen away from home, I haven’t been as impressed. ‘It’s difficult to really shine away from home. You can have those players that are great at home or great at training, but can’t [do it] away when it really matters. Mikel Arteta’s side were beaten convincingly by Brighton before the international break (Picture: Getty) ‘Don’t play him, play someone else, play someone who is going to work for the team or do something different.’ But despite those fears, Walcott believes Arsenal still have more than enough quality to win more silverware this season. ‘I think they are exceptional and I do feel they’ve got everything to retain it,’ Walcott added. ‘But it’s not going to be easy, because they’ll want to win the Champions League.’ Arsenal return to action after the international break against Leeds United, who sit fifth after an impressive start to their second season back in the top flight. For more stories like this, check our sport page. Follow Metro Sport for the latest news on Facebook, Twitter and Instagram. Comment now Comments Add Metro as a Preferred Source on Google Add as preferred source