SequenceEqualObservable.java

        Observable<Integer> observable1 = Observable
                .just(1, 2, 3, 4, 5, 6);

        Observable<Integer> observable2 = Observable
                .just(1, 2, 3, 4, 5, 6);

        Observable.sequenceEqual(observable1, observable2)
                .subscribe(new SingleObserver<Boolean>() {
                    @Override
                    public void onSubscribe(Disposable d) {

                    }

                    @Override
                    public void onSuccess(Boolean aBoolean) {
                        System.out.println("Are the two sequences equal: " + aBoolean);
                    }

                    @Override
                    public void onError(Throwable e) {

                    }
                });